Grade 3 mult and div
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1 My Thinking Sheet Name: Date: N3.3 Demonstrate understanding of multiplication to 5 × 5 and the corresponding division statements including: • representing and explaining using repeated addition or subtraction, equal grouping, and arrays • creating and solving situational questions • modeling processes using concrete, physical, and visual representations, and recording the process symbolically • relating multiplication and division. N4.4 Demonstrate an understanding of multiplication of whole numbers (2- or 3-digit by 1 - digit) by: • modeling the distributive property • using personal strategies for multiplication, with and without concrete materials • using arrays to represent multiplication • connecting concrete representations to symbolic representations • estimating products • solving problems. N4.5 Demonstrate an understanding of division of whole numbers (1-digit divisor to 2-digit dividend) by: • using personal strategies for dividing, with and without concrete materials • estimating quotients • explaining the results of dividing by 1 • solving problems involving division of whole numbers • relating division to multiplication. How many ways can you represent this photo?
Transcript of Grade 3 mult and div
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My Thinking Sheet Name: Date:
N3.3 Demonstrate understanding of multiplication to 5 × 5 and the corresponding division statements including:• representing and explaining using repeated addition or subtraction, equal grouping, and arrays• creating and solving situational questions • modeling processes using concrete, physical, and visual representations, and recording the process symbolically• relating multiplication and division.
N4.4 Demonstrate an understanding of multiplication of whole numbers (2- or 3-digit by 1 - digit) by:• modeling the distributive property• using personal strategies for multiplication, with and without concrete materials• using arrays to represent multiplication• connecting concrete representations to symbolic representations• estimating products• solving problems.
N4.5 Demonstrate an understanding of division of whole numbers (1-digit divisor to 2-digit dividend) by:• using personal strategies for dividing, with and without concrete materials• estimating quotients• explaining the results of dividing by 1• solving problems involving division of whole numbers• relating division to multiplication.
How many ways can you represent this photo?
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Students should know their doubles before you begin multiplication and division.
http://www.poweroften.ca/index.php?view=video&id=46&option=com_jomtube&Itemid=139
http://www.poweroften.ca/index.php?view=video&id=44&option=com_jomtube&Itemid=139
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Turn over two cards.Record the process using repeat addition and symbolically(Multiply them together).
I think 7 groups of 4 OR 4 groups of 7.
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Turn over two cards.Record the process using repeat addition and symbolically(Multiply them together).
I think 7 groups of 4 OR 4 groups of 7.
4+4+4+4+4+4+4=
7+7+7+7=7x4=284x7=28
7 4
28
The factors are 7 and 4.The product is the total when you multiply or add 7 groups of 4.
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(Page 112) Teaching the 5 Times Tables
1 group of 5
2 groups of 5
bounce ball- rhythmic
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How many 5's make 20?
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I see...I think...This reminds me of...
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Susan says 25-5-5-5-5-5=0describes division do you agree? Explain.
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Jumbo the elephant loves peanuts. His trainer has 20 peanuts. If he gives Jumbo 5 peanuts each day, how many days will the peanuts last?
Day Number of Peanuts
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Jumbo the elephant loves peanuts. His trainer has 20 peanuts. If he gives Jumbo 5 peanuts each day, how many days will the peanuts last?------------------------------------------------------------------What if he only gave 2 a day, how many days will the peanuts last?
Day Number of Peanuts
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http://www.ablongman.com/vandewalleseries/blackline masters
http://www.poweroften.ca/
Credits
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