LCM and HCF (Grudge Game)

Front

Which number is a factor of 10? Options: 3, 4, 5, 8

Back

5

Front

List the first 5 multiples of 3

Back

3, 6, 9, 12, 15

Front

A prime number is...

Back

a number that has only two factors.
(1 and itself)

Front

Which one is a multiple of 4? Options: 33, 22, 18, 24

Back

24

Front

Joe has listed the first 4 multiples of 7 as: 7, 14, 22, 28. Which one is incorrect?

Back

22

Front

Find the HCF of 21 and 28

Back

7

Front

LCM of 4 and 12?

Back

12

Front

Find the HCF of 12 and 15.

Back

3

Front

Find the HCF of 40 and 60.

Back

20

Front

LCM of 6 and 8

Back

24