Chapter 5 Review - Factors and Multiples

Rules

100

What is the rule for multiples of 5?

It must end in a 0 or 5

200

What is the rule for multiples of 10?

Must end in 0

300

What is the rule for multiples of 2?

It must end in a 0,2,4,6,8

400

What is the rule for multiples of 3?

The sum of the digits must be a multiple of 3.

500

What is the rule for multiples of 6?

It must be a multiple of 2 AND 3

List those multiples

100

List the first 10 multiples of 5

5, 10, 15, 20, 25, 30, 35, 40, 45, 50

200

List the first 5 multiples of 7.

7, 14, 21, 28, 35

300

List the first 10 multiples of 8.

8, 16, 24, 32, 40, 48, 56, 64, 72, 80

400

Fill in the blanks.

12, 18, 24, 30, _____, _____

These are multiples of _________.

36, 42

multiples of 6

500

Fill in the blanks.

32, 40, 48, 56, ____, ____

These are multiples of _____

64, 72

8

Multiples of 5 and 10

100

Is 74 a multiple of 5? 10?

5? NO

10? NO

200

Is 65 a multiple of 5? 10?

5? YES

10? NO

300

Which of the following numbers are multiples of 5 AND 10?

3  5  10  12  15  23  29  30  35  45  50  56  75  80

10  30  50  80

400

Is 570 a multiple of 5? _____ 10? _____

5? yes

10? yes

500

Is 55 a multiple of 5? 10?

5? yes

10? no

Multiples of 2 and 3

100

List the first 10 multiples of 2

2,4,6,8,10, 12, 14, 16, 18, 20

200

Is 60 a multiple of 2?  3?  

2? yes

3? yes

300

Is 33 a multiple of 2? 3?

2? no

3? yes

400

Which of the following numbers are multiples of 2 AND 3?

4, 6, 16, 18, 24, 33, 20, 2, 52

6, 18, 24

500

Which of the numbers ARE multiples of 2, but NOT multiples of 3?

4, 6, 20, 15, 33, 54, 52

4, 20, 52

Multiples of 6 and 9

100

Is 36 a multiple of 6? 9?

6? yes

9? yes

200

Is 56 a multiple of 6? 9?

6? no

9? no

300

List the first 10 multiples of 9

9, 18, 27, 36, 45, 54, 63, 72, 81, 90

400

Is 54 a multiple of 6? 9?

6? yes

9? yes

500

Which of the following numbers are multiples of BOTH 6 AND 9?

6, 9, 18, 24, 54, 36, 72, 80

18, 54, 36, 72