Summative 1 Review pt 1 3rd

Tamara has saved $650 by shoveling snow in the winter. Her goal is to save a total of $2,000. Which operation should Tamara use to determine the amount of money she still needs to save to meet her goal?

• 650 x 2,000

• 2,000 ÷ 650

• 2,000 - 650

• 650 + 2,000

The gardener counted his 4 packs of 8 seeds and used the following expression: 8 + 8 + 8 + 8 + 8 Which other expression could she have used to count the total number of seeds?

• 4 ÷ 8

• 45 ÷ 8

• 45 x 9

• 4 x 8

Bridget made this array of squares. What is another array that contains the same number of squares?

• 25 squares arranged into a 5 x 5 array

• 20 squares arranged into a 2 x 10 array

• 24 squares arranged into a 4 x 6 array

• 18 squares arranged into a 3 x 6 array

Fill in the blank: The number _______________ is always used in the Zero Property of Multiplication.

• 0

• 1

• 10

• 100

Give an example of the Zero Property of Multiplication.

Which shows the Identity Property of Multiplication?

• 5 x 0 = 0

• 5 + 0 = 5

• 5 x 1 = 5

• 5 + 1 = 6

30 x 4 = _______________

• 120

• 360

• 480

• 390

8. A bag of candy contains 70 pieces of candy. How many total pieces of candy are there in 3 bags?

• 120

• 210

• 200

• 240

Sally had 4 boxes of pencils with 6 pencils in each box. She multiplied 4 x 6 and got 24 total pencils. Which number sentence could she use to check her work?

• 24 ÷ 6 = 4

• 24 ÷ 1 = 24

• 24 x 4 = 6

• 24 x 3 = 75

The two equations below are related. Write the correct number on the line to complete the equations.

88 ÷ 8 = _________

8 x _________ = 88

• 11

• 10

• 12

• 8