Finding the Least Common Multiple Quiz

What is the least common multiple (LCM) of 4 and 5?

• 10

• 20

• 40

• 60

Find the LCM of 6 and 8.

• 12

• 24

• 48

• 60

What is the least common multiple of 3 and 7?

• 10

• 21

• 30

• 42

Determine the LCM of 9 and 12.

• 36

• 72

• 108

• 144

What is the least common multiple of 10 and 15?

• 30

• 45

• 60

• 150

What is the LCM of 5 and 2?

Mathematical Equivalence

ON

Answer explanation

The multiples of 5 and 2 are:

5: 5, 10, 15, 20

2: 2, 4, 6, 8, 10

The first common multiple is 10, so 10 is the LCM.

Tags

6.NS.4