Common Multiple

Which list of numbers contains only common multiples of 2 and 7?

• 14, 28, 35, 42

• 14, 28, 42, 70

• 7, 14, 28, 42

• 2, 4, 6, 8

Which list of numbers contains only common multiples of 5 and 10?

• 5, 10, 15, 20, 25

• 10, 20, 25, 30, 35

• 5, 10, 20, 30, 40

• 10, 20, 30, 40, 50

When we skip count, we are listing .....

• factors

• divisors 

• addition 

• multiples

Which number is a multiple of 2, 3 AND 5?

• 24

• 60

• 45

• 99

The LEAST COMMON MULTIPLE of 3 and 5 is ______.

• 10

• 8

• 12

• 15

What is the least common multiple (LCM) of 2 and 3?

• 6

• 8

• 20

• 10

What is the least common multiple of 6 and 15 ?

• 30

• 60

• 21

• 90

Find the Least Common Multiple (LCM) of 3 and 4

• 34

• 7

• 12

• 24

What is the least common multiple of 2 and 7?

• 15

• 26

• 14

• 10

What is the LCM of 4 and 6?

Mathematical Equivalence

ON