Calculating the Least Common Multiple (LCM)

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

• 4

• 40

• 15

• 20

Find the LCM of 12 and 16...

• 48

• 36

• 64

• 96

John had could arrange marbles in rows of 4 and 9. What is the lowest number of marbles he could have?

(a)  

Which pair of numbers results in the highest least common multiple (LCM)?

• 3 and 9

• 2 and 5

• 7 and 8

• 10 and 15

Find the least common multiple (LCM) of 20 and 30.

• 60

• 90

• 120

• 150

Find the LCM of 9, 12, and 15.

• 45

• 180

• 60

• 90

What is the least common multiple of 8 and 4?

• 8

• 16

• 32

• 4

Hot dog sausages come in packs of 8 and hot dog buns come in packs of 10. What is the LEAST number of hot dog sausage and bun packages you can buy so there is one sausage for each bun and none are left over?

Enter each response on its own line:

_______________Hot dog sausage packages and ______________ Hot dog bun packages

(a)  

18 is a ____________ of 9

• Factor

• Multiple

LCM(3, 8) =

• 16

• 24

• 32

• 48