Fluency
Commutative Property
Distributive Property
Draw a . . .
Word Problems
100
10x4
40
100
Use the commutative property to find an equation equal to: 2x6= And find the answer
6x2=12
100
Use the distributive property to solve: 2x6= Write an equation to show your answer
Example: (2x3) + (2x3) = 12
100
Draw an array to represent: 5x4
. . . . . . . . . . . . . . . . . . . .
100
Melanie works in a bakery. She bakes different types of breads. She bakes 18 biscuits on a pan. 3 rows fit on the pan. Draw an array to show the total number of biscuits.
3 rows of 6
200
5x7
35
200
Use the commutative property to find an equation equal to: 3x5= And find the answer
5x3=15
200
Use the distributive property to solve: 6x5= Write an equation to solve.
(2x5) + (4x5) = 30
200
Draw a number bond to represent: 6x3=18
18 6 6 6
300
3x6
18
300
Use the commutative property to find an equation equal to: 7x6= And find the answer
6x7=42
300
Draw an array for 32 / 8
8 rows of 4
300
Melanie packs the 18 biscuits into bags. She puts two biscuits in each bag. Draw a picture to show how many bags of biscuits Melanie packs. How many bags of biscuits does she pack? Melanie bakes 18 rolls and packs them into bags of 9. Draw a picture to show how many bags of rolls Melanie packs. How many bags of rolls does she pack? Draw an array to represent her biscuits. Draw a second array to represent her rolls. Explain the relationship between the 2 arrays using number sentences and words.
9 bags of biscuits 2 bags of rolls Commutative
400
4x7
28
400
Use the commutative property to find an equation equal to: 3x9= And find the answer
9x3=27
400
(5x3) + (4x3) = Which is this equal to? - 9x3 - 6x3 - 5x4
9x3
400
Draw a tape diagram for 27 / 9
3 3 3 3 3 3 3 3 3
400
Melanie bakes cupcakes for a birthday party. They are shown to the right. Twenty are vanilla, and 20 are chocolate. This shows how she calculated the total number of cupcakes: (4 × 5) + (4 × 5) = 8 × 5 Use Melanie’s method to find the total. Explain each step with words. Melanie burns 2 rows of five cupcakes. Fill in the unknowns below to describe how many are burnt and how many are not burnt. 8 × 5 = _____ × 5 + _____ × 5
She used the distributive property to get 40 8x5=2x5+6x5
500
Fill in the missing factor. Write a sentence telling what it represents. 3 × _______ = 18 Write a related division sentence to find the number of biscuits in each row.
3 x 6 = 18 18/3=6
500
Use the commutative property to find an equation equal to: 4x8= And find the answer
8x4=32
500
Use the distributive property to solve: 12x5 Write an equation to show your answer
(6x5) + (6x5) = 60
500
Draw a tape diagram to solve: Alerdili has 72 crackers. He shares them with 9 friends. How many crackers does each friend get?
8 8 8 8 8 8 8 8 8
500
Melanie decides to bake blueberry muffins next. Her recipe calls for 5 blueberries per muffin. She makes 10 muffins. a. Draw a picture and write a multiplication sentence to find the total number of blueberries she uses for 10 muffins. b. Melanie uses the equation 10 = _____ ÷ 5 to figure out how many blueberries she needs. Is her method correct? Why or why not? c. If she has a total of 90 blueberries, how many are left after she makes the 10 muffins? d. Melanie boxes the 10 muffins. Each box fits 2. Draw a picture and write a number sentence to show how many boxes she fills.
10x5=50 10=50/5 90-50=40 10/2=5 , 5 boxes
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