Multiplication Unit Review

Multiplication Properties

10

Give an example of the commutative property.

5 x 4 = 4 x 5

20

Give an example of the Associative Property.

(4 x 5) x 6

30

Give an example of the Distributive Property.

5 x (6 + 7) 

40

Solve this Property:

13 x 7 x 5

455

50

Solve this Property:

9 x (56 + 98)

1,386

Multiplication Patterns

10

700 x 8,000 = 

5,600,000

20

50,000 x 600,000

30,000,000,000

30

720,000 = 1,200 x _____

600

40

600,000,000 = _______ x 500,000

1,200

50

40,000,000 =  50,000 x ________

800

Factors and Multiples

10

Find the first 5 multiples of 9.

9, 18, 27, 36, 45

20

Is 63 prime or composite?

Composite

30

Find all the factors of 28

1, 2, 4, 7, 14, 28

40

Find the LCM of 12 and 10.

60

50

Find the GCF of 18 and 30.

6

Word Problems

10

I have 34 friends, and they each get 67 pieces of candy on Halloween. How many total pieces of candy are there?

2,278

20

I buy 5 packages of steak that cost $27.89 each. I give the cashier $200. How much change will I receive?

$60.55

30

How much more does 6 scooters cost than 8 bicycles?

Scooter = $67.55

Bicycle = $32.98

$141.46

40

Elizabeth walks 64 miles in a month. If she were consistent in her walking for 5 years how many miles will she have walked?

3,840 miles

50

Mary earns $569 each week for babysitting. She saves her money for 27 weeks. How much money will she have left over if she buys a computer that costs $9,764.87?

$5,598.13

Meaning of Multiplication

10

Draw equal groups for 7 x 4

Mrs. Rosling will check

20

Draw an array for 6 x 3

Mrs. Rosling will check.

30

Write a repeated addition problem for 9 x 5

5 + 5 + 5 + 5 + 5 + 5 + 5 + 5 + 5

40

Write the multiplication equation for:

7, 14, 21, 35, 42, 49, 56

8 x 7 = 56

50

Write the multiplication problem:

8 + 8 + 8 + 8 + 8

5 x 8 = 40