Understanding Multiplication Workbook preview
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MultiplicationMultiplicationMultiplication
Understanding Understanding Understanding
Math
Name:
www.CommonCoreSheets.com
Answers
1-10 11
91 82 73 64 55 45 36 27 18 9 0
Ex)● ● ● ● ●● ● ● ● ●● ● ● ● ●
1) ∆ ∆ ∆∆ ∆ ∆∆ ∆ ∆∆ ∆ ∆∆ ∆ ∆
2)♦ ♦ ♦♦ ♦ ♦♦ ♦ ♦
3) ♫♫♫♫♫♫♫♫♫♫
4)
■ ■ ■ ■■ ■ ■ ■
5) ♫♫♫♫♫♫♫♫♫♫♫♫
6)● ● ● ●● ● ● ●● ● ● ●
7) ♥ ♥ ♥ ♥♥ ♥ ♥ ♥♥ ♥ ♥ ♥♥ ♥ ♥ ♥♥ ♥ ♥ ♥
8) ■ ■ ■ ■ ■■ ■ ■ ■ ■■ ■ ■ ■ ■■ ■ ■ ■ ■■ ■ ■ ■ ■
9) ○ ○ ○ ○ ○○ ○ ○ ○ ○○ ○ ○ ○ ○○ ○ ○ ○ ○
10) ♦ ♦♦ ♦♦ ♦♦ ♦
11)
○ ○ ○○ ○ ○
Ex. 5+5+5 = 15
1. 3+3+3+3+3 = 15
2. 3+3+3 = 9
3. 2+2+2+2+2 = 10
4. 4+4 = 8
5. 3+3+3+3 = 12
6. 4+4+4 = 12
7. 4+4+4+4+4 = 20
8. 5+5+5+5+5 = 25
9. 5+5+5+5 = 20
10. 2+2+2+2 = 8
11. 3+3 = 6
Rectangular Arrays
Write an equation to express the array and then find the number of shapes.
1
Math
Name: Answer Key
www.CommonCoreSheets.com
Answers
1-10 11
91 82 73 64 55 45 36 27 18 9 0
Ex)● ● ● ● ●● ● ● ● ●● ● ● ● ●
1) ∆ ∆ ∆∆ ∆ ∆∆ ∆ ∆∆ ∆ ∆∆ ∆ ∆
2)♦ ♦ ♦♦ ♦ ♦♦ ♦ ♦
3) ♫♫♫♫♫♫♫♫♫♫
4)
■ ■ ■ ■■ ■ ■ ■
5) ♫♫♫♫♫♫♫♫♫♫♫♫
6)● ● ● ●● ● ● ●● ● ● ●
7) ♥ ♥ ♥ ♥♥ ♥ ♥ ♥♥ ♥ ♥ ♥♥ ♥ ♥ ♥♥ ♥ ♥ ♥
8) ■ ■ ■ ■ ■■ ■ ■ ■ ■■ ■ ■ ■ ■■ ■ ■ ■ ■■ ■ ■ ■ ■
9) ○ ○ ○ ○ ○○ ○ ○ ○ ○○ ○ ○ ○ ○○ ○ ○ ○ ○
10) ♦ ♦♦ ♦♦ ♦♦ ♦
11)
○ ○ ○○ ○ ○
Ex. 5+5+5 = 15
1. 3+3+3+3+3 = 15
2. 3+3+3 = 9
3. 2+2+2+2+2 = 10
4. 4+4 = 8
5. 3+3+3+3 = 12
6. 4+4+4 = 12
7. 4+4+4+4+4 = 20
8. 5+5+5+5+5 = 25
9. 5+5+5+5 = 20
10. 2+2+2+2 = 8
11. 3+3 = 6
Rectangular Arrays
Write an equation to express the array and then find the number of shapes.
1
Math
Name:
www.CommonCoreSheets.com
Answers
1-10 11
91 82 73 64 55 45 36 27 18 9 0
Ex)♥ ♥ ♥ ♥ ♥♥ ♥ ♥ ♥ ♥♥ ♥ ♥ ♥ ♥
1) ○ ○ ○○ ○ ○○ ○ ○○ ○ ○○ ○ ○
2)∆ ∆∆ ∆∆ ∆
3) ● ● ● ●● ● ● ●● ● ● ●● ● ● ●● ● ● ●
4)♦ ♦ ♦♦ ♦ ♦♦ ♦ ♦
5)
∆ ∆ ∆ ∆ ∆∆ ∆ ∆ ∆ ∆
6) ♦ ♦♦ ♦♦ ♦♦ ♦♦ ♦
7)
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8)
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10) ♥ ♥ ♥ ♥♥ ♥ ♥ ♥♥ ♥ ♥ ♥♥ ♥ ♥ ♥
11)■ ■ ■ ■■ ■ ■ ■■ ■ ■ ■
Ex. 5+5+5 = 15
1. 3+3+3+3+3 = 15
2. 2+2+2 = 6
3. 4+4+4+4+4 = 20
4. 3+3+3 = 9
5. 5+5 = 10
6. 2+2+2+2+2 = 10
7. 2+2 = 4
8. 4+4 = 8
9. 5+5+5+5+5 = 25
10. 4+4+4+4 = 16
11. 4+4+4 = 12
Rectangular Arrays
Write an equation to express the array and then find the number of shapes.
2
Math
Name: Answer Key
www.CommonCoreSheets.com
Answers
1-10 11
91 82 73 64 55 45 36 27 18 9 0
Ex)♥ ♥ ♥ ♥ ♥♥ ♥ ♥ ♥ ♥♥ ♥ ♥ ♥ ♥
1) ○ ○ ○○ ○ ○○ ○ ○○ ○ ○○ ○ ○
2)∆ ∆∆ ∆∆ ∆
3) ● ● ● ●● ● ● ●● ● ● ●● ● ● ●● ● ● ●
4)♦ ♦ ♦♦ ♦ ♦♦ ♦ ♦
5)
∆ ∆ ∆ ∆ ∆∆ ∆ ∆ ∆ ∆
6) ♦ ♦♦ ♦♦ ♦♦ ♦♦ ♦
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10) ♥ ♥ ♥ ♥♥ ♥ ♥ ♥♥ ♥ ♥ ♥♥ ♥ ♥ ♥
11)■ ■ ■ ■■ ■ ■ ■■ ■ ■ ■
Ex. 5+5+5 = 15
1. 3+3+3+3+3 = 15
2. 2+2+2 = 6
3. 4+4+4+4+4 = 20
4. 3+3+3 = 9
5. 5+5 = 10
6. 2+2+2+2+2 = 10
7. 2+2 = 4
8. 4+4 = 8
9. 5+5+5+5+5 = 25
10. 4+4+4+4 = 16
11. 4+4+4 = 12
Rectangular Arrays
Write an equation to express the array and then find the number of shapes.
2
Math
Name:
www.CommonCoreSheets.com
Answers
1-10 11
91 82 73 64 55 45 36 27 18 9 0
Ex)○ ○ ○ ○ ○○ ○ ○ ○ ○○ ○ ○ ○ ○
1) ■ ■ ■■ ■ ■■ ■ ■■ ■ ■
2) ∆ ∆ ∆ ∆∆ ∆ ∆ ∆∆ ∆ ∆ ∆∆ ∆ ∆ ∆∆ ∆ ∆ ∆
3)
○ ○ ○ ○○ ○ ○ ○
4)
♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦
5) ♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦
6)♫♫♫♫♫♫♫♫♫♫♫♫
7)■ ■■ ■■ ■
8) ∆ ∆ ∆∆ ∆ ∆∆ ∆ ∆∆ ∆ ∆∆ ∆ ∆
9)
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10)
♫♫♫♫
11) ♥ ♥ ♥ ♥♥ ♥ ♥ ♥♥ ♥ ♥ ♥♥ ♥ ♥ ♥
Ex. 5+5+5 = 15
1. 3+3+3+3 = 12
2. 4+4+4+4+4 = 20
3. 4+4 = 8
4. 5+5 = 10
5. 5+5+5+5 = 20
6. 4+4+4 = 12
7. 2+2+2 = 6
8. 3+3+3+3+3 = 15
9. 3+3 = 6
10. 2+2 = 4
11. 4+4+4+4 = 16
Rectangular Arrays
Write an equation to express the array and then find the number of shapes.
3
Math
Name: Answer Key
www.CommonCoreSheets.com
Answers
1-10 11
91 82 73 64 55 45 36 27 18 9 0
Ex)○ ○ ○ ○ ○○ ○ ○ ○ ○○ ○ ○ ○ ○
1) ■ ■ ■■ ■ ■■ ■ ■■ ■ ■
2) ∆ ∆ ∆ ∆∆ ∆ ∆ ∆∆ ∆ ∆ ∆∆ ∆ ∆ ∆∆ ∆ ∆ ∆
3)
○ ○ ○ ○○ ○ ○ ○
4)
♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦
5) ♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦
6)♫♫♫♫♫♫♫♫♫♫♫♫
7)■ ■■ ■■ ■
8) ∆ ∆ ∆∆ ∆ ∆∆ ∆ ∆∆ ∆ ∆∆ ∆ ∆
9)
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10)
♫♫♫♫
11) ♥ ♥ ♥ ♥♥ ♥ ♥ ♥♥ ♥ ♥ ♥♥ ♥ ♥ ♥
Ex. 5+5+5 = 15
1. 3+3+3+3 = 12
2. 4+4+4+4+4 = 20
3. 4+4 = 8
4. 5+5 = 10
5. 5+5+5+5 = 20
6. 4+4+4 = 12
7. 2+2+2 = 6
8. 3+3+3+3+3 = 15
9. 3+3 = 6
10. 2+2 = 4
11. 4+4+4+4 = 16
Rectangular Arrays
Write an equation to express the array and then find the number of shapes.
3
Math
Name:
www.CommonCoreSheets.com
Answers
1-10 11
91 82 73 64 55 45 36 27 18 9 0
Ex)♥ ♥ ♥ ♥ ♥♥ ♥ ♥ ♥ ♥♥ ♥ ♥ ♥ ♥
1)
∆ ∆∆ ∆
2)○ ○ ○○ ○ ○○ ○ ○
3) ○ ○ ○○ ○ ○○ ○ ○○ ○ ○
4) ♫♫♫♫♫♫♫♫♫♫♫♫♫♫♫♫♫♫♫♫
5)■ ■ ■ ■■ ■ ■ ■■ ■ ■ ■
6)
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7)
♥ ♥ ♥♥ ♥ ♥
8) ♦ ♦ ♦ ♦♦ ♦ ♦ ♦♦ ♦ ♦ ♦♦ ♦ ♦ ♦♦ ♦ ♦ ♦
9) ♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦
10)
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11) ■ ■ ■ ■■ ■ ■ ■■ ■ ■ ■■ ■ ■ ■
Ex. 5+5+5 = 15
1. 2+2 = 4
2. 3+3+3 = 9
3. 3+3+3+3 = 12
4. 5+5+5+5 = 20
5. 4+4+4 = 12
6. 5+5 = 10
7. 3+3 = 6
8. 4+4+4+4+4 = 20
9. 5+5+5+5+5 = 25
10. 4+4 = 8
11. 4+4+4+4 = 16
Rectangular Arrays
Write an equation to express the array and then find the number of shapes.
4
Math
Name: Answer Key
www.CommonCoreSheets.com
Answers
1-10 11
91 82 73 64 55 45 36 27 18 9 0
Ex)♥ ♥ ♥ ♥ ♥♥ ♥ ♥ ♥ ♥♥ ♥ ♥ ♥ ♥
1)
∆ ∆∆ ∆
2)○ ○ ○○ ○ ○○ ○ ○
3) ○ ○ ○○ ○ ○○ ○ ○○ ○ ○
4) ♫♫♫♫♫♫♫♫♫♫♫♫♫♫♫♫♫♫♫♫
5)■ ■ ■ ■■ ■ ■ ■■ ■ ■ ■
6)
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7)
♥ ♥ ♥♥ ♥ ♥
8) ♦ ♦ ♦ ♦♦ ♦ ♦ ♦♦ ♦ ♦ ♦♦ ♦ ♦ ♦♦ ♦ ♦ ♦
9) ♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦
10)
● ● ● ●● ● ● ●
11) ■ ■ ■ ■■ ■ ■ ■■ ■ ■ ■■ ■ ■ ■
Ex. 5+5+5 = 15
1. 2+2 = 4
2. 3+3+3 = 9
3. 3+3+3+3 = 12
4. 5+5+5+5 = 20
5. 4+4+4 = 12
6. 5+5 = 10
7. 3+3 = 6
8. 4+4+4+4+4 = 20
9. 5+5+5+5+5 = 25
10. 4+4 = 8
11. 4+4+4+4 = 16
Rectangular Arrays
Write an equation to express the array and then find the number of shapes.
4
Math
Name:
www.CommonCoreSheets.com
Answers
1-10 11
91 82 73 64 55 45 36 27 18 9 0
Ex)● ● ● ● ●● ● ● ● ●● ● ● ● ●
1) ♥ ♥♥ ♥♥ ♥♥ ♥♥ ♥
2)
♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦
3) ■ ■ ■ ■■ ■ ■ ■■ ■ ■ ■■ ■ ■ ■■ ■ ■ ■
4)♦ ♦ ♦♦ ♦ ♦♦ ♦ ♦
5)
∆ ∆ ∆ ∆∆ ∆ ∆ ∆
6) ■ ■ ■ ■ ■■ ■ ■ ■ ■■ ■ ■ ■ ■■ ■ ■ ■ ■■ ■ ■ ■ ■
7) ○ ○○ ○○ ○○ ○
8)
○ ○○ ○
9) ∆ ∆ ∆ ∆ ∆∆ ∆ ∆ ∆ ∆∆ ∆ ∆ ∆ ∆∆ ∆ ∆ ∆ ∆
10)
● ● ●● ● ●
11) ♫♫♫♫♫♫♫♫♫♫♫♫
Ex. 5+5+5 = 15
1. 2+2+2+2+2 = 10
2. 5+5 = 10
3. 4+4+4+4+4 = 20
4. 3+3+3 = 9
5. 4+4 = 8
6. 5+5+5+5+5 = 25
7. 2+2+2+2 = 8
8. 2+2 = 4
9. 5+5+5+5 = 20
10. 3+3 = 6
11. 3+3+3+3 = 12
Rectangular Arrays
Write an equation to express the array and then find the number of shapes.
5
Math
Name: Answer Key
www.CommonCoreSheets.com
Answers
1-10 11
91 82 73 64 55 45 36 27 18 9 0
Ex)● ● ● ● ●● ● ● ● ●● ● ● ● ●
1) ♥ ♥♥ ♥♥ ♥♥ ♥♥ ♥
2)
♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦
3) ■ ■ ■ ■■ ■ ■ ■■ ■ ■ ■■ ■ ■ ■■ ■ ■ ■
4)♦ ♦ ♦♦ ♦ ♦♦ ♦ ♦
5)
∆ ∆ ∆ ∆∆ ∆ ∆ ∆
6) ■ ■ ■ ■ ■■ ■ ■ ■ ■■ ■ ■ ■ ■■ ■ ■ ■ ■■ ■ ■ ■ ■
7) ○ ○○ ○○ ○○ ○
8)
○ ○○ ○
9) ∆ ∆ ∆ ∆ ∆∆ ∆ ∆ ∆ ∆∆ ∆ ∆ ∆ ∆∆ ∆ ∆ ∆ ∆
10)
● ● ●● ● ●
11) ♫♫♫♫♫♫♫♫♫♫♫♫
Ex. 5+5+5 = 15
1. 2+2+2+2+2 = 10
2. 5+5 = 10
3. 4+4+4+4+4 = 20
4. 3+3+3 = 9
5. 4+4 = 8
6. 5+5+5+5+5 = 25
7. 2+2+2+2 = 8
8. 2+2 = 4
9. 5+5+5+5 = 20
10. 3+3 = 6
11. 3+3+3+3 = 12
Rectangular Arrays
Write an equation to express the array and then find the number of shapes.
5
Math
Name:
www.CommonCoreSheets.com
Answers
1-10 11
91 82 73 64 55 45 36 27 18 9 0
Ex)∆ ∆ ∆ ∆ ∆∆ ∆ ∆ ∆ ∆∆ ∆ ∆ ∆ ∆
1) ♫♫♫♫♫♫♫♫♫♫♫♫♫♫♫♫
2)
■ ■ ■ ■ ■■ ■ ■ ■ ■
3) ♥ ♥ ♥ ♥ ♥♥ ♥ ♥ ♥ ♥♥ ♥ ♥ ♥ ♥♥ ♥ ♥ ♥ ♥♥ ♥ ♥ ♥ ♥
4) ● ● ● ●● ● ● ●● ● ● ●● ● ● ●● ● ● ●
5)
■ ■ ■ ■■ ■ ■ ■
6) ♥ ♥♥ ♥♥ ♥♥ ♥♥ ♥
7) ♦ ♦ ♦♦ ♦ ♦♦ ♦ ♦♦ ♦ ♦
8) ♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦
9)○ ○ ○ ○○ ○ ○ ○○ ○ ○ ○
10) ○ ○ ○○ ○ ○○ ○ ○○ ○ ○○ ○ ○
11)● ● ●● ● ●● ● ●
Ex. 5+5+5 = 15
1. 4+4+4+4 = 16
2. 5+5 = 10
3. 5+5+5+5+5 = 25
4. 4+4+4+4+4 = 20
5. 4+4 = 8
6. 2+2+2+2+2 = 10
7. 3+3+3+3 = 12
8. 5+5+5+5 = 20
9. 4+4+4 = 12
10. 3+3+3+3+3 = 15
11. 3+3+3 = 9
Rectangular Arrays
Write an equation to express the array and then find the number of shapes.
6
Math
Name: Answer Key
www.CommonCoreSheets.com
Answers
1-10 11
91 82 73 64 55 45 36 27 18 9 0
Ex)∆ ∆ ∆ ∆ ∆∆ ∆ ∆ ∆ ∆∆ ∆ ∆ ∆ ∆
1) ♫♫♫♫♫♫♫♫♫♫♫♫♫♫♫♫
2)
■ ■ ■ ■ ■■ ■ ■ ■ ■
3) ♥ ♥ ♥ ♥ ♥♥ ♥ ♥ ♥ ♥♥ ♥ ♥ ♥ ♥♥ ♥ ♥ ♥ ♥♥ ♥ ♥ ♥ ♥
4) ● ● ● ●● ● ● ●● ● ● ●● ● ● ●● ● ● ●
5)
■ ■ ■ ■■ ■ ■ ■
6) ♥ ♥♥ ♥♥ ♥♥ ♥♥ ♥
7) ♦ ♦ ♦♦ ♦ ♦♦ ♦ ♦♦ ♦ ♦
8) ♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦
9)○ ○ ○ ○○ ○ ○ ○○ ○ ○ ○
10) ○ ○ ○○ ○ ○○ ○ ○○ ○ ○○ ○ ○
11)● ● ●● ● ●● ● ●
Ex. 5+5+5 = 15
1. 4+4+4+4 = 16
2. 5+5 = 10
3. 5+5+5+5+5 = 25
4. 4+4+4+4+4 = 20
5. 4+4 = 8
6. 2+2+2+2+2 = 10
7. 3+3+3+3 = 12
8. 5+5+5+5 = 20
9. 4+4+4 = 12
10. 3+3+3+3+3 = 15
11. 3+3+3 = 9
Rectangular Arrays
Write an equation to express the array and then find the number of shapes.
6
Math
Name:
www.CommonCoreSheets.com
Answers
1-10 11
91 82 73 64 55 45 36 27 18 9 0
Ex)∆ ∆ ∆ ∆ ∆∆ ∆ ∆ ∆ ∆∆ ∆ ∆ ∆ ∆
1) ○ ○ ○ ○ ○○ ○ ○ ○ ○○ ○ ○ ○ ○○ ○ ○ ○ ○○ ○ ○ ○ ○
2)
♫♫♫♫♫♫
3)
● ●● ●
4)
○ ○ ○ ○ ○○ ○ ○ ○ ○
5) ∆ ∆ ∆∆ ∆ ∆∆ ∆ ∆∆ ∆ ∆
6) ● ●● ●● ●● ●● ●
7) ♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦
8)■ ■■ ■■ ■
9)
■ ■ ■ ■■ ■ ■ ■
10)♫♫♫♫♫♫♫♫♫
11) ♥ ♥ ♥ ♥♥ ♥ ♥ ♥♥ ♥ ♥ ♥♥ ♥ ♥ ♥♥ ♥ ♥ ♥
Ex. 5+5+5 = 15
1. 5+5+5+5+5 = 25
2. 3+3 = 6
3. 2+2 = 4
4. 5+5 = 10
5. 3+3+3+3 = 12
6. 2+2+2+2+2 = 10
7. 5+5+5+5 = 20
8. 2+2+2 = 6
9. 4+4 = 8
10. 3+3+3 = 9
11. 4+4+4+4+4 = 20
Rectangular Arrays
Write an equation to express the array and then find the number of shapes.
7
Math
Name: Answer Key
www.CommonCoreSheets.com
Answers
1-10 11
91 82 73 64 55 45 36 27 18 9 0
Ex)∆ ∆ ∆ ∆ ∆∆ ∆ ∆ ∆ ∆∆ ∆ ∆ ∆ ∆
1) ○ ○ ○ ○ ○○ ○ ○ ○ ○○ ○ ○ ○ ○○ ○ ○ ○ ○○ ○ ○ ○ ○
2)
♫♫♫♫♫♫
3)
● ●● ●
4)
○ ○ ○ ○ ○○ ○ ○ ○ ○
5) ∆ ∆ ∆∆ ∆ ∆∆ ∆ ∆∆ ∆ ∆
6) ● ●● ●● ●● ●● ●
7) ♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦
8)■ ■■ ■■ ■
9)
■ ■ ■ ■■ ■ ■ ■
10)♫♫♫♫♫♫♫♫♫
11) ♥ ♥ ♥ ♥♥ ♥ ♥ ♥♥ ♥ ♥ ♥♥ ♥ ♥ ♥♥ ♥ ♥ ♥
Ex. 5+5+5 = 15
1. 5+5+5+5+5 = 25
2. 3+3 = 6
3. 2+2 = 4
4. 5+5 = 10
5. 3+3+3+3 = 12
6. 2+2+2+2+2 = 10
7. 5+5+5+5 = 20
8. 2+2+2 = 6
9. 4+4 = 8
10. 3+3+3 = 9
11. 4+4+4+4+4 = 20
Rectangular Arrays
Write an equation to express the array and then find the number of shapes.
7
Math
Name:
www.CommonCoreSheets.com
Answers
1-10 11
91 82 73 64 55 45 36 27 18 9 0
Ex)♥ ♥ ♥ ♥ ♥♥ ♥ ♥ ♥ ♥♥ ♥ ♥ ♥ ♥
1)
○ ○ ○○ ○ ○
2)♦ ♦♦ ♦♦ ♦
3) ○ ○ ○○ ○ ○○ ○ ○○ ○ ○
4) ♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦
5)♥ ♥ ♥♥ ♥ ♥♥ ♥ ♥
6)
■ ■ ■ ■■ ■ ■ ■
7) ♫♫♫♫♫♫♫♫
8) ■ ■ ■ ■■ ■ ■ ■■ ■ ■ ■■ ■ ■ ■
9) ∆ ∆∆ ∆∆ ∆∆ ∆∆ ∆
10) ● ● ●● ● ●● ● ●● ● ●● ● ●
11)
∆ ∆ ∆ ∆ ∆∆ ∆ ∆ ∆ ∆
Ex. 5+5+5 = 15
1. 3+3 = 6
2. 2+2+2 = 6
3. 3+3+3+3 = 12
4. 5+5+5+5 = 20
5. 3+3+3 = 9
6. 4+4 = 8
7. 2+2+2+2 = 8
8. 4+4+4+4 = 16
9. 2+2+2+2+2 = 10
10. 3+3+3+3+3 = 15
11. 5+5 = 10
Rectangular Arrays
Write an equation to express the array and then find the number of shapes.
8
Math
Name: Answer Key
www.CommonCoreSheets.com
Answers
1-10 11
91 82 73 64 55 45 36 27 18 9 0
Ex)♥ ♥ ♥ ♥ ♥♥ ♥ ♥ ♥ ♥♥ ♥ ♥ ♥ ♥
1)
○ ○ ○○ ○ ○
2)♦ ♦♦ ♦♦ ♦
3) ○ ○ ○○ ○ ○○ ○ ○○ ○ ○
4) ♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦
5)♥ ♥ ♥♥ ♥ ♥♥ ♥ ♥
6)
■ ■ ■ ■■ ■ ■ ■
7) ♫♫♫♫♫♫♫♫
8) ■ ■ ■ ■■ ■ ■ ■■ ■ ■ ■■ ■ ■ ■
9) ∆ ∆∆ ∆∆ ∆∆ ∆∆ ∆
10) ● ● ●● ● ●● ● ●● ● ●● ● ●
11)
∆ ∆ ∆ ∆ ∆∆ ∆ ∆ ∆ ∆
Ex. 5+5+5 = 15
1. 3+3 = 6
2. 2+2+2 = 6
3. 3+3+3+3 = 12
4. 5+5+5+5 = 20
5. 3+3+3 = 9
6. 4+4 = 8
7. 2+2+2+2 = 8
8. 4+4+4+4 = 16
9. 2+2+2+2+2 = 10
10. 3+3+3+3+3 = 15
11. 5+5 = 10
Rectangular Arrays
Write an equation to express the array and then find the number of shapes.
8
Math
Name:
www.CommonCoreSheets.com
Answers
1-10 11
91 82 73 64 55 45 36 27 18 9 0
Ex)♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦
1)
♦ ♦ ♦♦ ♦ ♦
2) ● ● ●● ● ●● ● ●● ● ●● ● ●
3) ♫♫♫♫♫♫♫♫♫♫♫♫♫♫♫♫♫♫♫♫
4)♥ ♥ ♥ ♥♥ ♥ ♥ ♥♥ ♥ ♥ ♥
5) ■ ■ ■ ■■ ■ ■ ■■ ■ ■ ■■ ■ ■ ■■ ■ ■ ■
6) ∆ ∆ ∆∆ ∆ ∆∆ ∆ ∆∆ ∆ ∆
7)
○ ○ ○ ○ ○○ ○ ○ ○ ○
8) ∆ ∆∆ ∆∆ ∆∆ ∆
9)
○ ○ ○ ○○ ○ ○ ○
10)
● ●● ●
11) ■ ■ ■ ■ ■■ ■ ■ ■ ■■ ■ ■ ■ ■■ ■ ■ ■ ■■ ■ ■ ■ ■
Ex. 5+5+5 = 15
1. 3+3 = 6
2. 3+3+3+3+3 = 15
3. 5+5+5+5 = 20
4. 4+4+4 = 12
5. 4+4+4+4+4 = 20
6. 3+3+3+3 = 12
7. 5+5 = 10
8. 2+2+2+2 = 8
9. 4+4 = 8
10. 2+2 = 4
11. 5+5+5+5+5 = 25
Rectangular Arrays
Write an equation to express the array and then find the number of shapes.
9
Math
Name: Answer Key
www.CommonCoreSheets.com
Answers
1-10 11
91 82 73 64 55 45 36 27 18 9 0
Ex)♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦♦ ♦ ♦ ♦ ♦
1)
♦ ♦ ♦♦ ♦ ♦
2) ● ● ●● ● ●● ● ●● ● ●● ● ●
3) ♫♫♫♫♫♫♫♫♫♫♫♫♫♫♫♫♫♫♫♫
4)♥ ♥ ♥ ♥♥ ♥ ♥ ♥♥ ♥ ♥ ♥
5) ■ ■ ■ ■■ ■ ■ ■■ ■ ■ ■■ ■ ■ ■■ ■ ■ ■
6) ∆ ∆ ∆∆ ∆ ∆∆ ∆ ∆∆ ∆ ∆
7)
○ ○ ○ ○ ○○ ○ ○ ○ ○
8) ∆ ∆∆ ∆∆ ∆∆ ∆
9)
○ ○ ○ ○○ ○ ○ ○
10)
● ●● ●
11) ■ ■ ■ ■ ■■ ■ ■ ■ ■■ ■ ■ ■ ■■ ■ ■ ■ ■■ ■ ■ ■ ■
Ex. 5+5+5 = 15
1. 3+3 = 6
2. 3+3+3+3+3 = 15
3. 5+5+5+5 = 20
4. 4+4+4 = 12
5. 4+4+4+4+4 = 20
6. 3+3+3+3 = 12
7. 5+5 = 10
8. 2+2+2+2 = 8
9. 4+4 = 8
10. 2+2 = 4
11. 5+5+5+5+5 = 25
Rectangular Arrays
Write an equation to express the array and then find the number of shapes.
9
Math
Name:
www.CommonCoreSheets.com
Answers
1-10 11
91 82 73 64 55 45 36 27 18 9 0
Ex)♥ ♥ ♥ ♥ ♥♥ ♥ ♥ ♥ ♥♥ ♥ ♥ ♥ ♥
1) ♫♫♫♫♫♫♫♫♫♫♫♫♫♫♫♫
2)
♥ ♥♥ ♥
3)
∆ ∆ ∆∆ ∆ ∆
4)♦ ♦ ♦ ♦♦ ♦ ♦ ♦♦ ♦ ♦ ♦
5) ■ ■■ ■■ ■■ ■
6) ■ ■ ■ ■ ■■ ■ ■ ■ ■■ ■ ■ ■ ■■ ■ ■ ■ ■
7)● ●● ●● ●
8) ○ ○ ○○ ○ ○○ ○ ○○ ○ ○
9)
♦ ♦ ♦ ♦♦ ♦ ♦ ♦
10)
∆ ∆ ∆ ∆ ∆∆ ∆ ∆ ∆ ∆
11) ● ●● ●● ●● ●● ●
Ex. 5+5+5 = 15
1. 4+4+4+4 = 16
2. 2+2 = 4
3. 3+3 = 6
4. 4+4+4 = 12
5. 2+2+2+2 = 8
6. 5+5+5+5 = 20
7. 2+2+2 = 6
8. 3+3+3+3 = 12
9. 4+4 = 8
10. 5+5 = 10
11. 2+2+2+2+2 = 10
Rectangular Arrays
Write an equation to express the array and then find the number of shapes.
10
Math
Name: Answer Key
www.CommonCoreSheets.com
Answers
1-10 11
91 82 73 64 55 45 36 27 18 9 0
Ex)♥ ♥ ♥ ♥ ♥♥ ♥ ♥ ♥ ♥♥ ♥ ♥ ♥ ♥
1) ♫♫♫♫♫♫♫♫♫♫♫♫♫♫♫♫
2)
♥ ♥♥ ♥
3)
∆ ∆ ∆∆ ∆ ∆
4)♦ ♦ ♦ ♦♦ ♦ ♦ ♦♦ ♦ ♦ ♦
5) ■ ■■ ■■ ■■ ■
6) ■ ■ ■ ■ ■■ ■ ■ ■ ■■ ■ ■ ■ ■■ ■ ■ ■ ■
7)● ●● ●● ●
8) ○ ○ ○○ ○ ○○ ○ ○○ ○ ○
9)
♦ ♦ ♦ ♦♦ ♦ ♦ ♦
10)
∆ ∆ ∆ ∆ ∆∆ ∆ ∆ ∆ ∆
11) ● ●● ●● ●● ●● ●
Ex. 5+5+5 = 15
1. 4+4+4+4 = 16
2. 2+2 = 4
3. 3+3 = 6
4. 4+4+4 = 12
5. 2+2+2+2 = 8
6. 5+5+5+5 = 20
7. 2+2+2 = 6
8. 3+3+3+3 = 12
9. 4+4 = 8
10. 5+5 = 10
11. 2+2+2+2+2 = 10
Rectangular Arrays
Write an equation to express the array and then find the number of shapes.
10
Math www.CommonCoreSheets.com
Name:
Answers
1-9 89 78 67 56 44 33 22 11 0
Rows go left and right. Columns go up and down. This has 4 rows and 5 columns. There are 20 boxes total.
1) 5 rows4 columns
2) 3 rows4 columns
3) 2 rows4 columns
4) 2 rows5 columns
5) 5 rows3 columns
6) 3 rows3 columns
7) 3 rows2 columns
8) 4 rows4 columns
9) 4 rows2 columns
1. 20
2. 12
3. 8
4. 10
5. 15
6. 9
7. 6
8. 16
9. 8
Partitioning RectanglesPartition the shape as described and then count to find the number of boxes.
1
Math www.CommonCoreSheets.com
Name:
Answers Answer Key
1-9 89 78 67 56 44 33 22 11 0
Rows go left and right. Columns go up and down. This has 4 rows and 5 columns. There are 20 boxes total.
1) 5 rows4 columns
2) 3 rows4 columns
3) 2 rows4 columns
4) 2 rows5 columns
5) 5 rows3 columns
6) 3 rows3 columns
7) 3 rows2 columns
8) 4 rows4 columns
9) 4 rows2 columns
1. 20
2. 12
3. 8
4. 10
5. 15
6. 9
7. 6
8. 16
9. 8
Partitioning RectanglesPartition the shape as described and then count to find the number of boxes.
1
Math www.CommonCoreSheets.com
Name:
Answers
1-9 89 78 67 56 44 33 22 11 0
Rows go left and right. Columns go up and down. This has 4 rows and 5 columns. There are 20 boxes total.
1) 4 rows2 columns
2) 5 rows5 columns
3) 3 rows2 columns
4) 2 rows4 columns
5) 3 rows4 columns
6) 2 rows3 columns
7) 5 rows3 columns
8) 4 rows4 columns
9) 2 rows2 columns
1. 8
2. 25
3. 6
4. 8
5. 12
6. 6
7. 15
8. 16
9. 4
Partitioning RectanglesPartition the shape as described and then count to find the number of boxes.
2
Math www.CommonCoreSheets.com
Name:
Answers Answer Key
1-9 89 78 67 56 44 33 22 11 0
Rows go left and right. Columns go up and down. This has 4 rows and 5 columns. There are 20 boxes total.
1) 4 rows2 columns
2) 5 rows5 columns
3) 3 rows2 columns
4) 2 rows4 columns
5) 3 rows4 columns
6) 2 rows3 columns
7) 5 rows3 columns
8) 4 rows4 columns
9) 2 rows2 columns
1. 8
2. 25
3. 6
4. 8
5. 12
6. 6
7. 15
8. 16
9. 4
Partitioning RectanglesPartition the shape as described and then count to find the number of boxes.
2
Math www.CommonCoreSheets.com
Name:
Answers
1-9 89 78 67 56 44 33 22 11 0
Rows go left and right. Columns go up and down. This has 4 rows and 5 columns. There are 20 boxes total.
1) 3 rows5 columns
2) 2 rows3 columns
3) 5 rows5 columns
4) 2 rows2 columns
5) 4 rows2 columns
6) 5 rows2 columns
7) 5 rows4 columns
8) 2 rows4 columns
9) 3 rows2 columns
1. 15
2. 6
3. 25
4. 4
5. 8
6. 10
7. 20
8. 8
9. 6
Partitioning RectanglesPartition the shape as described and then count to find the number of boxes.
3
Math www.CommonCoreSheets.com
Name:
Answers Answer Key
1-9 89 78 67 56 44 33 22 11 0
Rows go left and right. Columns go up and down. This has 4 rows and 5 columns. There are 20 boxes total.
1) 3 rows5 columns
2) 2 rows3 columns
3) 5 rows5 columns
4) 2 rows2 columns
5) 4 rows2 columns
6) 5 rows2 columns
7) 5 rows4 columns
8) 2 rows4 columns
9) 3 rows2 columns
1. 15
2. 6
3. 25
4. 4
5. 8
6. 10
7. 20
8. 8
9. 6
Partitioning RectanglesPartition the shape as described and then count to find the number of boxes.
3
Math www.CommonCoreSheets.com
Name:
Answers
1-9 89 78 67 56 44 33 22 11 0
Rows go left and right. Columns go up and down. This has 4 rows and 5 columns. There are 20 boxes total.
1) 5 rows5 columns
2) 3 rows2 columns
3) 2 rows3 columns
4) 4 rows3 columns
5) 5 rows3 columns
6) 2 rows5 columns
7) 2 rows2 columns
8) 2 rows4 columns
9) 3 rows4 columns
1. 25
2. 6
3. 6
4. 12
5. 15
6. 10
7. 4
8. 8
9. 12
Partitioning RectanglesPartition the shape as described and then count to find the number of boxes.
4
Math www.CommonCoreSheets.com
Name:
Answers Answer Key
1-9 89 78 67 56 44 33 22 11 0
Rows go left and right. Columns go up and down. This has 4 rows and 5 columns. There are 20 boxes total.
1) 5 rows5 columns
2) 3 rows2 columns
3) 2 rows3 columns
4) 4 rows3 columns
5) 5 rows3 columns
6) 2 rows5 columns
7) 2 rows2 columns
8) 2 rows4 columns
9) 3 rows4 columns
1. 25
2. 6
3. 6
4. 12
5. 15
6. 10
7. 4
8. 8
9. 12
Partitioning RectanglesPartition the shape as described and then count to find the number of boxes.
4
Math www.CommonCoreSheets.com
Name:
Answers
1-9 89 78 67 56 44 33 22 11 0
Rows go left and right. Columns go up and down. This has 4 rows and 5 columns. There are 20 boxes total.
1) 2 rows2 columns
2) 2 rows5 columns
3) 5 rows3 columns
4) 4 rows4 columns
5) 3 rows5 columns
6) 3 rows4 columns
7) 2 rows3 columns
8) 5 rows4 columns
9) 3 rows3 columns
1. 4
2. 10
3. 15
4. 16
5. 15
6. 12
7. 6
8. 20
9. 9
Partitioning RectanglesPartition the shape as described and then count to find the number of boxes.
5
Math www.CommonCoreSheets.com
Name:
Answers Answer Key
1-9 89 78 67 56 44 33 22 11 0
Rows go left and right. Columns go up and down. This has 4 rows and 5 columns. There are 20 boxes total.
1) 2 rows2 columns
2) 2 rows5 columns
3) 5 rows3 columns
4) 4 rows4 columns
5) 3 rows5 columns
6) 3 rows4 columns
7) 2 rows3 columns
8) 5 rows4 columns
9) 3 rows3 columns
1. 4
2. 10
3. 15
4. 16
5. 15
6. 12
7. 6
8. 20
9. 9
Partitioning RectanglesPartition the shape as described and then count to find the number of boxes.
5
Math www.CommonCoreSheets.com
Name:
Answers
1-9 89 78 67 56 44 33 22 11 0
Rows go left and right. Columns go up and down. This has 4 rows and 5 columns. There are 20 boxes total.
1) 5 rows5 columns
2) 5 rows3 columns
3) 4 rows2 columns
4) 4 rows3 columns
5) 3 rows5 columns
6) 2 rows5 columns
7) 2 rows3 columns
8) 4 rows4 columns
9) 3 rows4 columns
1. 25
2. 15
3. 8
4. 12
5. 15
6. 10
7. 6
8. 16
9. 12
Partitioning RectanglesPartition the shape as described and then count to find the number of boxes.
6
Math www.CommonCoreSheets.com
Name:
Answers Answer Key
1-9 89 78 67 56 44 33 22 11 0
Rows go left and right. Columns go up and down. This has 4 rows and 5 columns. There are 20 boxes total.
1) 5 rows5 columns
2) 5 rows3 columns
3) 4 rows2 columns
4) 4 rows3 columns
5) 3 rows5 columns
6) 2 rows5 columns
7) 2 rows3 columns
8) 4 rows4 columns
9) 3 rows4 columns
1. 25
2. 15
3. 8
4. 12
5. 15
6. 10
7. 6
8. 16
9. 12
Partitioning RectanglesPartition the shape as described and then count to find the number of boxes.
6
Math www.CommonCoreSheets.com
Name:
Answers
1-9 89 78 67 56 44 33 22 11 0
Rows go left and right. Columns go up and down. This has 4 rows and 5 columns. There are 20 boxes total.
1) 2 rows3 columns
2) 5 rows3 columns
3) 3 rows4 columns
4) 2 rows4 columns
5) 4 rows2 columns
6) 2 rows2 columns
7) 5 rows2 columns
8) 3 rows2 columns
9) 5 rows5 columns
1. 6
2. 15
3. 12
4. 8
5. 8
6. 4
7. 10
8. 6
9. 25
Partitioning RectanglesPartition the shape as described and then count to find the number of boxes.
7
Math www.CommonCoreSheets.com
Name:
Answers Answer Key
1-9 89 78 67 56 44 33 22 11 0
Rows go left and right. Columns go up and down. This has 4 rows and 5 columns. There are 20 boxes total.
1) 2 rows3 columns
2) 5 rows3 columns
3) 3 rows4 columns
4) 2 rows4 columns
5) 4 rows2 columns
6) 2 rows2 columns
7) 5 rows2 columns
8) 3 rows2 columns
9) 5 rows5 columns
1. 6
2. 15
3. 12
4. 8
5. 8
6. 4
7. 10
8. 6
9. 25
Partitioning RectanglesPartition the shape as described and then count to find the number of boxes.
7
Math www.CommonCoreSheets.com
Name:
Answers
1-9 89 78 67 56 44 33 22 11 0
Rows go left and right. Columns go up and down. This has 4 rows and 5 columns. There are 20 boxes total.
1) 4 rows3 columns
2) 3 rows5 columns
3) 3 rows2 columns
4) 3 rows3 columns
5) 2 rows4 columns
6) 5 rows3 columns
7) 4 rows2 columns
8) 5 rows5 columns
9) 5 rows2 columns
1. 12
2. 15
3. 6
4. 9
5. 8
6. 15
7. 8
8. 25
9. 10
Partitioning RectanglesPartition the shape as described and then count to find the number of boxes.
8
Math www.CommonCoreSheets.com
Name:
Answers Answer Key
1-9 89 78 67 56 44 33 22 11 0
Rows go left and right. Columns go up and down. This has 4 rows and 5 columns. There are 20 boxes total.
1) 4 rows3 columns
2) 3 rows5 columns
3) 3 rows2 columns
4) 3 rows3 columns
5) 2 rows4 columns
6) 5 rows3 columns
7) 4 rows2 columns
8) 5 rows5 columns
9) 5 rows2 columns
1. 12
2. 15
3. 6
4. 9
5. 8
6. 15
7. 8
8. 25
9. 10
Partitioning RectanglesPartition the shape as described and then count to find the number of boxes.
8
Math www.CommonCoreSheets.com
Name:
Answers
1-9 89 78 67 56 44 33 22 11 0
Rows go left and right. Columns go up and down. This has 4 rows and 5 columns. There are 20 boxes total.
1) 3 rows4 columns
2) 3 rows3 columns
3) 2 rows2 columns
4) 2 rows3 columns
5) 5 rows2 columns
6) 3 rows5 columns
7) 4 rows2 columns
8) 2 rows4 columns
9) 4 rows3 columns
1. 12
2. 9
3. 4
4. 6
5. 10
6. 15
7. 8
8. 8
9. 12
Partitioning RectanglesPartition the shape as described and then count to find the number of boxes.
9
Math www.CommonCoreSheets.com
Name:
Answers Answer Key
1-9 89 78 67 56 44 33 22 11 0
Rows go left and right. Columns go up and down. This has 4 rows and 5 columns. There are 20 boxes total.
1) 3 rows4 columns
2) 3 rows3 columns
3) 2 rows2 columns
4) 2 rows3 columns
5) 5 rows2 columns
6) 3 rows5 columns
7) 4 rows2 columns
8) 2 rows4 columns
9) 4 rows3 columns
1. 12
2. 9
3. 4
4. 6
5. 10
6. 15
7. 8
8. 8
9. 12
Partitioning RectanglesPartition the shape as described and then count to find the number of boxes.
9
Math www.CommonCoreSheets.com
Name:
Answers
1-9 89 78 67 56 44 33 22 11 0
Rows go left and right. Columns go up and down. This has 4 rows and 5 columns. There are 20 boxes total.
1) 4 rows4 columns
2) 3 rows4 columns
3) 2 rows4 columns
4) 3 rows5 columns
5) 5 rows4 columns
6) 4 rows2 columns
7) 5 rows3 columns
8) 5 rows2 columns
9) 2 rows2 columns
1. 16
2. 12
3. 8
4. 15
5. 20
6. 8
7. 15
8. 10
9. 4
Partitioning RectanglesPartition the shape as described and then count to find the number of boxes.
10
Math www.CommonCoreSheets.com
Name:
Answers Answer Key
1-9 89 78 67 56 44 33 22 11 0
Rows go left and right. Columns go up and down. This has 4 rows and 5 columns. There are 20 boxes total.
1) 4 rows4 columns
2) 3 rows4 columns
3) 2 rows4 columns
4) 3 rows5 columns
5) 5 rows4 columns
6) 4 rows2 columns
7) 5 rows3 columns
8) 5 rows2 columns
9) 2 rows2 columns
1. 16
2. 12
3. 8
4. 15
5. 20
6. 8
7. 15
8. 10
9. 4
Partitioning RectanglesPartition the shape as described and then count to find the number of boxes.
10
Math www.CommonCoreSheets.com
Name:
Answers
1-10 90 80 70 60 50 40 30 20 10 0
Ex) 1 + 1 + 1 +1
Ex) 8 + 8
1) 3 + 3 + 3 + 3
2) 8 + 8 + 8 + 8 + 8 + 8 + 8
3) 4 + 4 + 4 + 4
4) 3 + 3 + 3 + 3 + 3
5) 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8
6) 4 + 4 + 4
7) 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8
8) 2 + 2 + 2 + 2 + 2
9) 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2
10) 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8
11) 2
12) 4
13) 9 + 9 + 9 + 9 + 9 + 9
14) 8 + 8
15) 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1
16) 4 + 4 + 4 + 4 + 4 + 4
17) 5 + 5 + 5 + 5 + 5 + 5 + 5
18) 7 + 7
19) 5 + 5 + 5
20) 9 + 9 + 9 + 9 + 9 + 9 + 9
Ex. 4 × 1
Ex. 2 × 8
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
Rewriting Addition to MultiplicationRewrite each addition problem into a multiplication problem.
1
Math www.CommonCoreSheets.com
Name:
Answers Answer Key
1-10 90 80 70 60 50 40 30 20 10 0
Ex) 1 + 1 + 1 +1
Ex) 8 + 8
1) 3 + 3 + 3 + 3
2) 8 + 8 + 8 + 8 + 8 + 8 + 8
3) 4 + 4 + 4 + 4
4) 3 + 3 + 3 + 3 + 3
5) 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8
6) 4 + 4 + 4
7) 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8
8) 2 + 2 + 2 + 2 + 2
9) 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2
10) 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8
11) 2
12) 4
13) 9 + 9 + 9 + 9 + 9 + 9
14) 8 + 8
15) 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1
16) 4 + 4 + 4 + 4 + 4 + 4
17) 5 + 5 + 5 + 5 + 5 + 5 + 5
18) 7 + 7
19) 5 + 5 + 5
20) 9 + 9 + 9 + 9 + 9 + 9 + 9
Ex. 4 × 1
Ex. 2 × 8
1. 4 × 3
2. 7 × 8
3. 4 × 4
4. 5 × 3
5. 9 × 8
6. 3 × 4
7. 9 × 8
8. 5 × 2
9. 9 × 2
10. 9 × 8
11. 1 × 2
12. 1 × 4
13. 6 × 9
14. 2 × 8
15. 9 × 1
16. 6 × 4
17. 7 × 5
18. 2 × 7
19. 3 × 5
20. 7 × 9
Rewriting Addition to MultiplicationRewrite each addition problem into a multiplication problem.
1
Math www.CommonCoreSheets.com
Name:
Answers
1-10 90 80 70 60 50 40 30 20 10 0
Ex) 1 + 1 + 1 +1
Ex) 8 + 8
1) 6 + 6
2) 1
3) 9 + 9 + 9 + 9 + 9
4) 3 + 3
5) 4 + 4 + 4 + 4 + 4
6) 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8
7) 3 + 3 + 3 + 3 + 3 + 3 + 3
8) 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1
9) 4 + 4 + 4 + 4 + 4 + 4 + 4 + 4 + 4
10) 5 + 5
11) 7 + 7 + 7 + 7
12) 8
13) 1 + 1
14) 2 + 2 + 2 + 2
15) 3 + 3 + 3 + 3 + 3 + 3 + 3 + 3
16) 9 + 9
17) 8 + 8 + 8
18) 6 + 6 + 6 + 6
19) 5 + 5 + 5 + 5
20) 3 + 3 + 3 + 3 + 3
Ex. 4 × 1
Ex. 2 × 8
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
Rewriting Addition to MultiplicationRewrite each addition problem into a multiplication problem.
2
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Name:
Answers Answer Key
1-10 90 80 70 60 50 40 30 20 10 0
Ex) 1 + 1 + 1 +1
Ex) 8 + 8
1) 6 + 6
2) 1
3) 9 + 9 + 9 + 9 + 9
4) 3 + 3
5) 4 + 4 + 4 + 4 + 4
6) 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8
7) 3 + 3 + 3 + 3 + 3 + 3 + 3
8) 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1
9) 4 + 4 + 4 + 4 + 4 + 4 + 4 + 4 + 4
10) 5 + 5
11) 7 + 7 + 7 + 7
12) 8
13) 1 + 1
14) 2 + 2 + 2 + 2
15) 3 + 3 + 3 + 3 + 3 + 3 + 3 + 3
16) 9 + 9
17) 8 + 8 + 8
18) 6 + 6 + 6 + 6
19) 5 + 5 + 5 + 5
20) 3 + 3 + 3 + 3 + 3
Ex. 4 × 1
Ex. 2 × 8
1. 2 × 6
2. 1 × 1
3. 5 × 9
4. 2 × 3
5. 5 × 4
6. 9 × 8
7. 7 × 3
8. 9 × 1
9. 9 × 4
10. 2 × 5
11. 4 × 7
12. 1 × 8
13. 2 × 1
14. 4 × 2
15. 8 × 3
16. 2 × 9
17. 3 × 8
18. 4 × 6
19. 4 × 5
20. 5 × 3
Rewriting Addition to MultiplicationRewrite each addition problem into a multiplication problem.
2
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Answers
1-10 90 80 70 60 50 40 30 20 10 0
Ex) 1 + 1 + 1 +1
Ex) 8 + 8
1) 1 + 1
2) 6 + 6 + 6
3) 2 + 2
4) 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8
5) 6 + 6 + 6 + 6 + 6 + 6 + 6
6) 4 + 4 + 4 + 4 + 4 + 4 + 4
7) 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1
8) 3 + 3 + 3 + 3 + 3 + 3 + 3 + 3 + 3
9) 4 + 4 + 4 + 4 + 4 + 4
10) 9 + 9
11) 2
12) 9 + 9 + 9 + 9 + 9 + 9
13) 2 + 2 + 2
14) 4 + 4 + 4 + 4
15) 2 + 2
16) 8 + 8 + 8 + 8
17) 6 + 6 + 6 + 6 + 6 + 6 + 6
18) 3 + 3
19) 9 + 9 + 9 + 9
20) 9 + 9 + 9 + 9 + 9 + 9 + 9
Ex. 4 × 1
Ex. 2 × 8
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
Rewriting Addition to MultiplicationRewrite each addition problem into a multiplication problem.
3
Math www.CommonCoreSheets.com
Name:
Answers Answer Key
1-10 90 80 70 60 50 40 30 20 10 0
Ex) 1 + 1 + 1 +1
Ex) 8 + 8
1) 1 + 1
2) 6 + 6 + 6
3) 2 + 2
4) 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8
5) 6 + 6 + 6 + 6 + 6 + 6 + 6
6) 4 + 4 + 4 + 4 + 4 + 4 + 4
7) 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1
8) 3 + 3 + 3 + 3 + 3 + 3 + 3 + 3 + 3
9) 4 + 4 + 4 + 4 + 4 + 4
10) 9 + 9
11) 2
12) 9 + 9 + 9 + 9 + 9 + 9
13) 2 + 2 + 2
14) 4 + 4 + 4 + 4
15) 2 + 2
16) 8 + 8 + 8 + 8
17) 6 + 6 + 6 + 6 + 6 + 6 + 6
18) 3 + 3
19) 9 + 9 + 9 + 9
20) 9 + 9 + 9 + 9 + 9 + 9 + 9
Ex. 4 × 1
Ex. 2 × 8
1. 2 × 1
2. 3 × 6
3. 2 × 2
4. 8 × 8
5. 7 × 6
6. 7 × 4
7. 8 × 1
8. 9 × 3
9. 6 × 4
10. 2 × 9
11. 1 × 2
12. 6 × 9
13. 3 × 2
14. 4 × 4
15. 2 × 2
16. 4 × 8
17. 7 × 6
18. 2 × 3
19. 4 × 9
20. 7 × 9
Rewriting Addition to MultiplicationRewrite each addition problem into a multiplication problem.
3
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Answers
1-10 90 80 70 60 50 40 30 20 10 0
Ex) 1 + 1 + 1 +1
Ex) 8 + 8
1) 3 + 3 + 3 + 3 + 3 + 3 + 3 + 3 + 3
2) 4 + 4 + 4 + 4 + 4 + 4 + 4
3) 2 + 2 + 2 + 2 + 2
4) 5 + 5 + 5 + 5
5) 3 + 3 + 3 + 3 + 3 + 3 + 3 + 3 + 3
6) 6 + 6 + 6 + 6 + 6 + 6 + 6 + 6 + 6
7) 3 + 3 + 3 + 3 + 3 + 3 + 3
8) 5 + 5 + 5 + 5
9) 3 + 3
10) 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8
11) 6 + 6 + 6
12) 4 + 4 + 4 + 4 + 4 + 4 + 4 + 4 + 4
13) 4 + 4 + 4 + 4 + 4 + 4 + 4 + 4 + 4
14) 7 + 7 + 7 + 7
15) 1 + 1 + 1 + 1 + 1
16) 4 + 4 + 4 + 4 + 4 + 4
17) 4 + 4 + 4 + 4 + 4 + 4 + 4 + 4
18) 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2
19) 8 + 8 + 8
20) 6 + 6 + 6
Ex. 4 × 1
Ex. 2 × 8
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
Rewriting Addition to MultiplicationRewrite each addition problem into a multiplication problem.
4
Math www.CommonCoreSheets.com
Name:
Answers Answer Key
1-10 90 80 70 60 50 40 30 20 10 0
Ex) 1 + 1 + 1 +1
Ex) 8 + 8
1) 3 + 3 + 3 + 3 + 3 + 3 + 3 + 3 + 3
2) 4 + 4 + 4 + 4 + 4 + 4 + 4
3) 2 + 2 + 2 + 2 + 2
4) 5 + 5 + 5 + 5
5) 3 + 3 + 3 + 3 + 3 + 3 + 3 + 3 + 3
6) 6 + 6 + 6 + 6 + 6 + 6 + 6 + 6 + 6
7) 3 + 3 + 3 + 3 + 3 + 3 + 3
8) 5 + 5 + 5 + 5
9) 3 + 3
10) 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8
11) 6 + 6 + 6
12) 4 + 4 + 4 + 4 + 4 + 4 + 4 + 4 + 4
13) 4 + 4 + 4 + 4 + 4 + 4 + 4 + 4 + 4
14) 7 + 7 + 7 + 7
15) 1 + 1 + 1 + 1 + 1
16) 4 + 4 + 4 + 4 + 4 + 4
17) 4 + 4 + 4 + 4 + 4 + 4 + 4 + 4
18) 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2
19) 8 + 8 + 8
20) 6 + 6 + 6
Ex. 4 × 1
Ex. 2 × 8
1. 9 × 3
2. 7 × 4
3. 5 × 2
4. 4 × 5
5. 9 × 3
6. 9 × 6
7. 7 × 3
8. 4 × 5
9. 2 × 3
10. 9 × 8
11. 3 × 6
12. 9 × 4
13. 9 × 4
14. 4 × 7
15. 5 × 1
16. 6 × 4
17. 8 × 4
18. 9 × 2
19. 3 × 8
20. 3 × 6
Rewriting Addition to MultiplicationRewrite each addition problem into a multiplication problem.
4
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Answers
1-10 90 80 70 60 50 40 30 20 10 0
Ex) 1 + 1 + 1 +1
Ex) 8 + 8
1) 1 + 1 + 1 + 1 + 1
2) 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1
3) 5 + 5
4) 6
5) 2 + 2 + 2 + 2 + 2
6) 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2
7) 8
8) 9 + 9 + 9 + 9
9) 9 + 9 + 9 + 9 + 9 + 9 + 9 + 9
10) 8
11) 2 + 2 + 2 + 2 + 2 + 2
12) 4 + 4 + 4 + 4 + 4 + 4 + 4 + 4
13) 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1
14) 1 + 1 + 1 + 1
15) 6 + 6 + 6 + 6 + 6 + 6 + 6
16) 7 + 7 + 7 + 7 + 7 + 7 + 7 + 7 + 7
17) 1 + 1 + 1 + 1 + 1 + 1
18) 9 + 9 + 9 + 9 + 9 + 9 + 9 + 9
19) 4 + 4 + 4 + 4
20) 5 + 5 + 5 + 5 + 5
Ex. 4 × 1
Ex. 2 × 8
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
Rewriting Addition to MultiplicationRewrite each addition problem into a multiplication problem.
6
Math www.CommonCoreSheets.com
Name:
Answers Answer Key
1-10 90 80 70 60 50 40 30 20 10 0
Ex) 1 + 1 + 1 +1
Ex) 8 + 8
1) 1 + 1 + 1 + 1 + 1
2) 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1
3) 5 + 5
4) 6
5) 2 + 2 + 2 + 2 + 2
6) 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2
7) 8
8) 9 + 9 + 9 + 9
9) 9 + 9 + 9 + 9 + 9 + 9 + 9 + 9
10) 8
11) 2 + 2 + 2 + 2 + 2 + 2
12) 4 + 4 + 4 + 4 + 4 + 4 + 4 + 4
13) 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1
14) 1 + 1 + 1 + 1
15) 6 + 6 + 6 + 6 + 6 + 6 + 6
16) 7 + 7 + 7 + 7 + 7 + 7 + 7 + 7 + 7
17) 1 + 1 + 1 + 1 + 1 + 1
18) 9 + 9 + 9 + 9 + 9 + 9 + 9 + 9
19) 4 + 4 + 4 + 4
20) 5 + 5 + 5 + 5 + 5
Ex. 4 × 1
Ex. 2 × 8
1. 5 × 1
2. 9 × 1
3. 2 × 5
4. 1 × 6
5. 5 × 2
6. 8 × 2
7. 1 × 8
8. 4 × 9
9. 8 × 9
10. 1 × 8
11. 6 × 2
12. 8 × 4
13. 8 × 1
14. 4 × 1
15. 7 × 6
16. 9 × 7
17. 6 × 1
18. 8 × 9
19. 4 × 4
20. 5 × 5
Rewriting Addition to MultiplicationRewrite each addition problem into a multiplication problem.
6
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Answers
1-10 90 80 70 60 50 40 30 20 10 0
Ex) 1 + 1 + 1 +1
Ex) 8 + 8
1) 1 + 1 + 1 + 1 + 1
2) 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1
3) 5 + 5
4) 6
5) 2 + 2 + 2 + 2 + 2
6) 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2
7) 8
8) 9 + 9 + 9 + 9
9) 9 + 9 + 9 + 9 + 9 + 9 + 9 + 9
10) 8
11) 2 + 2 + 2 + 2 + 2 + 2
12) 4 + 4 + 4 + 4 + 4 + 4 + 4 + 4
13) 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1
14) 1 + 1 + 1 + 1
15) 6 + 6 + 6 + 6 + 6 + 6 + 6
16) 7 + 7 + 7 + 7 + 7 + 7 + 7 + 7 + 7
17) 1 + 1 + 1 + 1 + 1 + 1
18) 9 + 9 + 9 + 9 + 9 + 9 + 9 + 9
19) 4 + 4 + 4 + 4
20) 5 + 5 + 5 + 5 + 5
Ex. 4 × 1
Ex. 2 × 8
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
Rewriting Addition to MultiplicationRewrite each addition problem into a multiplication problem.
6
Math www.CommonCoreSheets.com
Name:
Answers Answer Key
1-10 90 80 70 60 50 40 30 20 10 0
Ex) 1 + 1 + 1 +1
Ex) 8 + 8
1) 1 + 1 + 1 + 1 + 1
2) 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1
3) 5 + 5
4) 6
5) 2 + 2 + 2 + 2 + 2
6) 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2
7) 8
8) 9 + 9 + 9 + 9
9) 9 + 9 + 9 + 9 + 9 + 9 + 9 + 9
10) 8
11) 2 + 2 + 2 + 2 + 2 + 2
12) 4 + 4 + 4 + 4 + 4 + 4 + 4 + 4
13) 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1
14) 1 + 1 + 1 + 1
15) 6 + 6 + 6 + 6 + 6 + 6 + 6
16) 7 + 7 + 7 + 7 + 7 + 7 + 7 + 7 + 7
17) 1 + 1 + 1 + 1 + 1 + 1
18) 9 + 9 + 9 + 9 + 9 + 9 + 9 + 9
19) 4 + 4 + 4 + 4
20) 5 + 5 + 5 + 5 + 5
Ex. 4 × 1
Ex. 2 × 8
1. 5 × 1
2. 9 × 1
3. 2 × 5
4. 1 × 6
5. 5 × 2
6. 8 × 2
7. 1 × 8
8. 4 × 9
9. 8 × 9
10. 1 × 8
11. 6 × 2
12. 8 × 4
13. 8 × 1
14. 4 × 1
15. 7 × 6
16. 9 × 7
17. 6 × 1
18. 8 × 9
19. 4 × 4
20. 5 × 5
Rewriting Addition to MultiplicationRewrite each addition problem into a multiplication problem.
6
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Answers
1-10 90 80 70 60 50 40 30 20 10 0
Ex) 1 + 1 + 1 +1
Ex) 8 + 8
1) 1 + 1 + 1 + 1 + 1
2) 1
3) 6 + 6 + 6 + 6 + 6 + 6 + 6
4) 7 + 7 + 7
5) 7
6) 1 + 1 + 1 + 1 + 1 + 1
7) 7 + 7 + 7 + 7 + 7
8) 6 + 6 + 6 + 6 + 6
9) 9 + 9 + 9 + 9 + 9 + 9
10) 2 + 2 + 2 + 2
11) 9 + 9 + 9 + 9 + 9 + 9 + 9
12) 7 + 7 + 7 + 7 + 7
13) 7 + 7 + 7
14) 4 + 4 + 4 + 4 + 4 + 4 + 4 + 4
15) 6
16) 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8
17) 3 + 3 + 3 + 3 + 3 + 3 + 3 + 3
18) 3
19) 9 + 9 + 9 + 9
20) 7 + 7 + 7 + 7 + 7
Ex. 4 × 1
Ex. 2 × 8
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
Rewriting Addition to MultiplicationRewrite each addition problem into a multiplication problem.
7
Math www.CommonCoreSheets.com
Name:
Answers Answer Key
1-10 90 80 70 60 50 40 30 20 10 0
Ex) 1 + 1 + 1 +1
Ex) 8 + 8
1) 1 + 1 + 1 + 1 + 1
2) 1
3) 6 + 6 + 6 + 6 + 6 + 6 + 6
4) 7 + 7 + 7
5) 7
6) 1 + 1 + 1 + 1 + 1 + 1
7) 7 + 7 + 7 + 7 + 7
8) 6 + 6 + 6 + 6 + 6
9) 9 + 9 + 9 + 9 + 9 + 9
10) 2 + 2 + 2 + 2
11) 9 + 9 + 9 + 9 + 9 + 9 + 9
12) 7 + 7 + 7 + 7 + 7
13) 7 + 7 + 7
14) 4 + 4 + 4 + 4 + 4 + 4 + 4 + 4
15) 6
16) 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8
17) 3 + 3 + 3 + 3 + 3 + 3 + 3 + 3
18) 3
19) 9 + 9 + 9 + 9
20) 7 + 7 + 7 + 7 + 7
Ex. 4 × 1
Ex. 2 × 8
1. 5 × 1
2. 1 × 1
3. 7 × 6
4. 3 × 7
5. 1 × 7
6. 6 × 1
7. 5 × 7
8. 5 × 6
9. 6 × 9
10. 4 × 2
11. 7 × 9
12. 5 × 7
13. 3 × 7
14. 8 × 4
15. 1 × 6
16. 8 × 8
17. 8 × 3
18. 1 × 3
19. 4 × 9
20. 5 × 7
Rewriting Addition to MultiplicationRewrite each addition problem into a multiplication problem.
7
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Answers
1-10 90 80 70 60 50 40 30 20 10 0
Ex) 1 + 1 + 1 +1
Ex) 8 + 8
1) 6 + 6 + 6 + 6 + 6 + 6 + 6 + 6
2) 4
3) 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8
4) 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8
5) 3
6) 8 + 8 + 8
7) 9 + 9
8) 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1
9) 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2
10) 5 + 5 + 5 + 5 + 5
11) 3 + 3 + 3 + 3 + 3 + 3 + 3 + 3 + 3
12) 9 + 9 + 9 + 9 + 9 + 9
13) 7 + 7 + 7 + 7 + 7
14) 4 + 4 + 4 + 4 + 4
15) 4 + 4 + 4 + 4 + 4
16) 5 + 5 + 5 + 5 + 5 + 5 + 5
17) 1 + 1 + 1 + 1
18) 8 + 8 + 8
19) 9 + 9 + 9
20) 4 + 4
Ex. 4 × 1
Ex. 2 × 8
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
Rewriting Addition to MultiplicationRewrite each addition problem into a multiplication problem.
8
Math www.CommonCoreSheets.com
Name:
Answers Answer Key
1-10 90 80 70 60 50 40 30 20 10 0
Ex) 1 + 1 + 1 +1
Ex) 8 + 8
1) 6 + 6 + 6 + 6 + 6 + 6 + 6 + 6
2) 4
3) 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8
4) 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8
5) 3
6) 8 + 8 + 8
7) 9 + 9
8) 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1
9) 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2
10) 5 + 5 + 5 + 5 + 5
11) 3 + 3 + 3 + 3 + 3 + 3 + 3 + 3 + 3
12) 9 + 9 + 9 + 9 + 9 + 9
13) 7 + 7 + 7 + 7 + 7
14) 4 + 4 + 4 + 4 + 4
15) 4 + 4 + 4 + 4 + 4
16) 5 + 5 + 5 + 5 + 5 + 5 + 5
17) 1 + 1 + 1 + 1
18) 8 + 8 + 8
19) 9 + 9 + 9
20) 4 + 4
Ex. 4 × 1
Ex. 2 × 8
1. 8 × 6
2. 1 × 4
3. 9 × 8
4. 9 × 8
5. 1 × 3
6. 3 × 8
7. 2 × 9
8. 9 × 1
9. 8 × 2
10. 5 × 5
11. 9 × 3
12. 6 × 9
13. 5 × 7
14. 5 × 4
15. 5 × 4
16. 7 × 5
17. 4 × 1
18. 3 × 8
19. 3 × 9
20. 2 × 4
Rewriting Addition to MultiplicationRewrite each addition problem into a multiplication problem.
8
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Answers
1-10 90 80 70 60 50 40 30 20 10 0
Ex) 1 + 1 + 1 +1
Ex) 8 + 8
1) 3
2) 4 + 4 + 4 + 4 + 4 + 4 + 4
3) 6 + 6 + 6
4) 2 + 2 + 2 + 2 + 2
5) 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2
6) 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8
7) 7 + 7 + 7 + 7 + 7 + 7 + 7
8) 9 + 9 + 9 + 9 + 9 + 9
9) 1 + 1 + 1 + 1
10) 5 + 5
11) 7
12) 3 + 3 + 3 + 3 + 3 + 3 + 3
13) 3 + 3 + 3 + 3 + 3 + 3 + 3 + 3 + 3
14) 7 + 7 + 7 + 7 + 7
15) 2 + 2 + 2 + 2 + 2 + 2
16) 7 + 7 + 7 + 7 + 7 + 7
17) 5 + 5 + 5 + 5 + 5 + 5
18) 8 + 8 + 8 + 8 + 8
19) 5 + 5 + 5 + 5 + 5 + 5 + 5 + 5
20) 2
Ex. 4 × 1
Ex. 2 × 8
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
Rewriting Addition to MultiplicationRewrite each addition problem into a multiplication problem.
9
Math www.CommonCoreSheets.com
Name:
Answers Answer Key
1-10 90 80 70 60 50 40 30 20 10 0
Ex) 1 + 1 + 1 +1
Ex) 8 + 8
1) 3
2) 4 + 4 + 4 + 4 + 4 + 4 + 4
3) 6 + 6 + 6
4) 2 + 2 + 2 + 2 + 2
5) 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2
6) 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8
7) 7 + 7 + 7 + 7 + 7 + 7 + 7
8) 9 + 9 + 9 + 9 + 9 + 9
9) 1 + 1 + 1 + 1
10) 5 + 5
11) 7
12) 3 + 3 + 3 + 3 + 3 + 3 + 3
13) 3 + 3 + 3 + 3 + 3 + 3 + 3 + 3 + 3
14) 7 + 7 + 7 + 7 + 7
15) 2 + 2 + 2 + 2 + 2 + 2
16) 7 + 7 + 7 + 7 + 7 + 7
17) 5 + 5 + 5 + 5 + 5 + 5
18) 8 + 8 + 8 + 8 + 8
19) 5 + 5 + 5 + 5 + 5 + 5 + 5 + 5
20) 2
Ex. 4 × 1
Ex. 2 × 8
1. 1 × 3
2. 7 × 4
3. 3 × 6
4. 5 × 2
5. 9 × 2
6. 8 × 8
7. 7 × 7
8. 6 × 9
9. 4 × 1
10. 2 × 5
11. 1 × 7
12. 7 × 3
13. 9 × 3
14. 5 × 7
15. 6 × 2
16. 6 × 7
17. 6 × 5
18. 5 × 8
19. 8 × 5
20. 1 × 2
Rewriting Addition to MultiplicationRewrite each addition problem into a multiplication problem.
9
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Answers
1-10 90 80 70 60 50 40 30 20 10 0
Ex) 1 + 1 + 1 +1
Ex) 8 + 8
1) 5 + 5
2) 3 + 3 + 3 + 3
3) 4 + 4 + 4 + 4 + 4 + 4 + 4 + 4
4) 4 + 4 + 4 + 4 + 4 + 4
5) 8 + 8 + 8 + 8 + 8
6) 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8
7) 7 + 7 + 7
8) 1 + 1 + 1 + 1 + 1
9) 4 + 4 + 4 + 4
10) 2 + 2 + 2
11) 3 + 3 + 3 + 3 + 3 + 3 + 3
12) 5
13) 7
14) 7 + 7 + 7
15) 5
16) 2 + 2 + 2 + 2
17) 8 + 8 + 8 + 8 + 8 + 8
18) 3 + 3 + 3 + 3 + 3 + 3 + 3
19) 4 + 4 + 4 + 4
20) 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2
Ex. 4 × 1
Ex. 2 × 8
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
Rewriting Addition to MultiplicationRewrite each addition problem into a multiplication problem.
10
Math www.CommonCoreSheets.com
Name:
Answers Answer Key
1-10 90 80 70 60 50 40 30 20 10 0
Ex) 1 + 1 + 1 +1
Ex) 8 + 8
1) 5 + 5
2) 3 + 3 + 3 + 3
3) 4 + 4 + 4 + 4 + 4 + 4 + 4 + 4
4) 4 + 4 + 4 + 4 + 4 + 4
5) 8 + 8 + 8 + 8 + 8
6) 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8
7) 7 + 7 + 7
8) 1 + 1 + 1 + 1 + 1
9) 4 + 4 + 4 + 4
10) 2 + 2 + 2
11) 3 + 3 + 3 + 3 + 3 + 3 + 3
12) 5
13) 7
14) 7 + 7 + 7
15) 5
16) 2 + 2 + 2 + 2
17) 8 + 8 + 8 + 8 + 8 + 8
18) 3 + 3 + 3 + 3 + 3 + 3 + 3
19) 4 + 4 + 4 + 4
20) 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2
Ex. 4 × 1
Ex. 2 × 8
1. 2 × 5
2. 4 × 3
3. 8 × 4
4. 6 × 4
5. 5 × 8
6. 9 × 8
7. 3 × 7
8. 5 × 1
9. 4 × 4
10. 3 × 2
11. 7 × 3
12. 1 × 5
13. 1 × 7
14. 3 × 7
15. 1 × 5
16. 4 × 2
17. 6 × 8
18. 7 × 3
19. 4 × 4
20. 9 × 2
Rewriting Addition to MultiplicationRewrite each addition problem into a multiplication problem.
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