Greatest Common Factor & Least Common Multiple

What is the Greatest Common Factor of 23 and 78?

• 2

• 23

• 1

• 14

What is the Least Common Multiple of 15 and 90?

• 90

• 45

• 180

• 120

Greatest Common factor of 15 and 25 is ___________

What is the Greatest Common Factor of 32 and 44?

The Least Common Multiple of 4 and 10 is _________

What does GCF mean?

• Great Cookie Fever

• Greatest Common Factor

• Greatest Common Multiple

• Greatest Compared Factor

What is the GCF of 8 and 24?

• 1

• 24

• 8

• 4

What is the LCM of 15 and 10?

• 15

• 25

• 30

• 20

Sara had 16 red flowers and 24 yellow flowers.  She wants to make bouquets with the same number of each color flower in each bouquet.  What is the greatest number of bouquets that she can make?

• 4

• 2

• 48

• 8

LCM stands for

• Least correct multiple

• Latest common multiple

• Least common multiple

• Laser classroom mouse