Least Common Multiple

While at school, Cooper has a math quiz every 6 days and a science quiz every 4 days. On Feb. 15, he had BOTH tests. Assuming no school days off or weekends, when will he have both tests on the same day again?

• February 27

• February 29

• March 2

• March 16

Find the LCM for the pair of numbers

12 and 5

Mathematical Equivalence

ON

THE LCM of 15 and 5 is...

Mathematical Equivalence

OFF

What is the LCM of 15 and 10?

Mathematical Equivalence

ON

LCM(12, 8)

• 96

• 24

• 36

• 72

LCM(10, 4)

• 40

• 20

• 30

• 10

LCM(6, 8) =

• 24

• 12

• 48

• 14

Find the least common multiple (LCM) of 10 and 20.

• 5

• 10

• 20

• 40

Find the least common multiple (LCM) of 5 and 25.

• 5

• 10

• 25

• 125

What is the Least Common Multiple of 4 and 14

• 28

• 42

• 56

• 24