Prime Factorization, GCF & LCM

Find the Least Common Multiple (LCM) of 4 and 10.

• 2

• 20

• 40

• 10

Tags

CCSS.4.OA.B.4

Find the Greatest Common Factor (GCF) of 12 & 18.

• 3

• 4

• 2

• 6

Tags

CCSS.6.NS.B.4

What is the prime factorization of 36?

• 2 x 2 x 3 x 3

• 2 x 3 x 6

• 2 x 2 x 9

• 2 x 3 x 3

Which number is NOT prime?

• 13

• 23

• 57

• 11

Tags

CCSS.4.OA.B.4

Which number is a factor of 16?

• 32

• 8

• 3

• 12

Tags

CCSS.4.OA.B.4

What is the Least Common Multiple (LCM) of 8 & 12.

• 4

• 96

• 24

• 16

Tags

CCSS.6.NS.B.4

What is the prime factorization of 18?

• 2 x 9

• 2 x 2 x 3

• 3 x 6

• 2 x 3 x 3

A prime number has...

• 2 factors

• More than 2 factors

• 1 factor

• Multiple factors

Tags

CCSS.4.OA.B.4

The number 1 is...

• Prime

• Neither prime nor composite

• Composite

• Multiple

Tags

CCSS.4.OA.B.4

Which number is divisible by 2, 3 and 6?

• 84

• 52

• 74

• 64

Tags

CCSS.4.OA.B.4