GCF and LCM

Front

Which of these is a factor of 10? Options: 2, 4, 20, 6

Back

2

Front

Which is not a factor of 12? Options:

3

,

6

,

24

,

4

Back

24

Front

Which of the following is a multiple of 7? Options: 14, 17, 22, 1

Back

14

Front

Which of the following is not a multiple of 9?

9

,

19

,

90

,

18

Back

19

Front

What is the GCF of 18 and 24?

Back

6

Front

What is the least common multiple (LCM) of 4 and 10?

Back

20

Front

Find the LCM of 12 and 6.

Back

12

Front

GCF of 4 and 12?

Back

4

Front

Which pair of numbers has a LCM of 20? Options: 4 and 5, 2 and 10, 5 and 10, 4 and 6

Back

4 and 5

Front

GCF of:
14 and 20

Back

2