Chapter 3 Post-Assessment

Find the unknown:

What is 7 times more than ● ● ●

◼︎ x 7 = 21

◼︎ = _____

Find the unknown:

5 x ◼︎ = 45

◼︎ = _____

What is 8 times more than 4?

Find the unknown:

27 ÷ ◼︎ = 3

◼︎ = _____

Find the unknown:

◼︎ ÷ 9 = 4

◼︎ = _______

Using the commutative property of multiplication, what is the unknown?

6 x 7 = 7 x ◼︎

◼︎ = ______

Using the identity property of multiplication, what is the unknown?

24 x 1 = ◼︎

◼︎ = ______

Using the associative property of multiplication, what is the unknown?

2 x ( ◼︎ x 3 ) = ( 2 x 7 ) x 3

◼︎ = ______

Ricky has 7 times as many red flowers as yellow flowers. He has 8 yellow flowers. How many red flowers does Ricky have?

Franny wants to buy 3 large boxes of fruit bars. Each box contains 6 bags of fruit bars and each bag has 8 fruit bars. How many fruit bars will Franny have?

There are 7 gray squirrels. Each squirrel has 5 acorns. How many acorns do the squirrels have altogether?

Write a number sentence using one of the properties to help solve this problem.

Frankie runs 3 miles to the park and 3 miles back to her house 5 times each week. How many total miles does she run each week?

Matt has 12 CD's. How many ways can he arrange the CD's so that they have equal rows? (hint: draw a picture)

Using strategies you've learned, answer the following question. Mike is buying balloons for a birthday party. The balloons come in packages of 7. Find multiples of 7 to tell how many balloons he will have if he buys:

a. 2 packages of balloons = ______

b. 3 packages of balloons = ______

c. 4 packages of balloons = _______

The figure below is a model of 4 x 6 = 24. Write 3 other number sentences that are in the same fact family.

x x x x x x

x x x x x x

x x x x x x

x x x x x x