Topic 5 Review

Topic 5 Review

Divide Whole Numbers

Vocabulary Review

Understand Division Vocabulary

Multiple Choice

The result of dividing two numbers.

• dividend

• divisor

• quotient

• remainder

Multiple Choice

The part that is left when you divide into equal groups.

• dividend

• divisor

• quotient

• remainder

Multiple Choice

The whole that is to be divided into parts.

• dividend

• divisor

• quotient

• remainder

Multiple Choice

The number used to divide another number.

• dividend

• divisor

• quotient

• remainder

Lesson 5-1

Use mental math to find quotients.

Multiple Choice

360 ÷ 40 =

• 8

• 80

• 9

• 90

Multiple Choice

72,000 ÷ 80 =

• 8

• 9

• 90

• 900

Lesson 5-2

Compatible numbers are numbers that are easy to compute mentally.

Multiple Choice

Estimate using compatible numbers. 168 ÷ 45

• 100 ÷ 50 = 2

• 150 ÷ 50 = 3

• 160 ÷ 40 = 4

• 180 ÷ 60 = 3

Multiple Choice

Estimate using compatible numbers. 748 ÷ 92

• 700 ÷ 70 = 10

• 720 ÷ 90 = 8

• 750 ÷ 50 = 15

• 810 ÷ 90 = 9

Lesson 5-4

Add the partial quotients to find the actual quotients.

Multiple Choice

Use partial quotients to divide.

714 ÷ 17

• 41

• 42

• 43

• 54

Lesson 5-5

Estimate to decide where to place the first digit in the quotient.

Multiple Choice

Ivan uses 30 craft sticks to make each toy cabin. He has a box of 342 craft sticks. How many toy cabins can he make? How many sticks will be left?

• 10 toy cabins; 42 sticks left

• 11 toy cabins; 12 sticks left

• 11 toy cabins; 0 sticks left

• 12 toy cabins; 2 sticks left

Multiple Choice

Divide. 420 ÷ 20

• 15

• 20

• 21

• 40

Lesson 5-6

Multiply the divisor by powers of 10 to estimate the quotient.

Multiple Choice

Which place should you write the first digit of the quotient? 966 ÷ 14

• ones place

• tens place

• hundreds place

Multiple Choice

Which place should you write the first digit of the quotient? 728 ÷ 91

• ones place

• tens place

• hundreds place

Lesson 5-7

Check your answer by multiplying the quotient by the divisor, and then adding any remainder.

Multiple Choice

Divide. 224 ÷ 16

• 12

• 12 R 2

• 14

• 14 R 4

Multiple Choice

Divide. 1,352 ÷ 25

• 50

• 50 R2

• 54

• 54 R 2