Splash Screen. 1.A 2.B 3.C 4.D Five Minute Check 1 (over Lesson 5-4) A.730 B.73,000 C.7,200 D.18,250...
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Transcript of Splash Screen. 1.A 2.B 3.C 4.D Five Minute Check 1 (over Lesson 5-4) A.730 B.73,000 C.7,200 D.18,250...
1. A2. B3. C4. D
A B C D
0% 0%0%0%
(over Lesson 5-4)
A. 730
B. 73,000
C. 7,200
D. 18,250
Solve the problem by eliminating possibilities.If a blue 50-ton whale eats food equivalent to 4% of its body weight each day, how many tons of food would a blue whale eat in one year?
1. A2. B3. C4. D0% 0%0%0%
(over Lesson 5-4)
A. $209.60
B. $157.60
C. $415
D. $93.50
Solve the problem by eliminating possibilities. Mr. Malone rented a car for a 3-day trip; he drove 620 miles. He paid $43 per day plus $0.13 per mile after 400 free miles. How much did the rental car cost?
1. A2. B3. C4. D0% 0%0%0%
(over Lesson 5-4)
Solve the problem by eliminating possibilities.Dasan runs 5 miles in 40 minutes. What is his pace?
A. 20 mph
B. 7.5 mph
C.
D. 10 mph
1. A2. B3. C4. D0% 0%0%0%
(over Lesson 5-4)
Find which room dimensions would give a perimeter
of 45 feet.A. 11 feet by 11 feet
B. 11.75 feet by 9 feet
C. 10.5 feet by 12.5 feet
D. 13 feet by 9.5 feet
Main IdeaKey Concept: Multiply FractionsExample 1: Multiply FractionsExample 2:Multiply FractionsExample 3:Simplify Before MultiplyingExample 4:Multiply Mixed NumbersExample 5:Real-World ExampleExample 6:Real-World Example
• Multiply fractions (2.2.8B) (M7.A.3.2.1).
REVIEW – CHANGING A MIXED NUMBER INTO AN IMPROPER FRACTIONS:
EX: 6 ½ = 6 2+1 = 13/2
STEPS: 1. Multiply whole number by denominator.
2. Add this to the numerator for new numerator.
3. Keep old denominator.
Multiply Fractions
Find
Multiply Fractions
Answer:
Simplify.
← Multiply the numerators.← Multiply the denominators.
1. A2. B3. C4. D0% 0%0%0%
Find Write in simplest form.
A.
B.
C.
D.
Multiply Fractions
Answer: 2
Find Write in simplest form.
Write 6 as .
Multiply the numerators and multiply the denominators.
Simplify.
1. A2. B3. C4. D0% 0%0%0%
A.
B.
C. 2
D. 72
Find
Simplify Before Multiplying
Find Write in simplest form.
Simplify.
Answer:
Multiply the numerators and multiply the denominators.
Divide 4 and 12 by their GCF, 4.
1. A2. B3. C4. D0% 0%0%0%
A.
B.
C.
D.
Find
REVIEW – Multiply and write in simplest form.
1. 4.
2. 5.
3. 6.
21
53
43
31
432
73
31
81
94
53
65
103
41
123
322
38
71
181
21
End of the Lesson
Five-Minute Check (over Lesson 5–4)
Image Bank
Math Tools
Multiplying Fractions and Mixed Numbers
Adding and Subtracting Fractions
Multiplying and Dividing Fractions