Greatest Common Factor & Least Common Multiple

Factors

100

What are the factors of 12?

What is 1, 2, 3, 4, 6, 12

200

What are the factors of 20?

What is 1, 2, 4, 5, 10, 20

300

What are the factors of 42?

What is 1, 2, 6, 7, 21, 42

400

What are the factors of 36?

What is 1, 2, 3, 4, 6, 9, 12, 18, 36

500

What are the factors of 60?

What is 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60

Multiples

100

What are the first ten multiples of 4?

What is 4, 8, 12, 16, 20, 24, 28, 32, 36, 40

200

What are the first ten multiples of 7?

What is 7, 14, 21, 28, 35, 42, 49, 56, 63, 70

300

What are the first ten multiples of 11?

What is 11, 22, 33, 44, 55, 66, 77, 88, 99, 110

400

What are the first ten multiples of 9?

What is 9, 18, 27, 36, 45, 54, 63, 72, 81, 90

500

What are the first ten multiples of 12?

What is 12, 24, 36, 48, 60, 72, 84, 96, 108, 120

GCF

100

GCF (9, 12)

What is 3

200

GCF (30, 18)

What is 6

300

GCF (25, 45)

What is 5

400

GCF (21, 49)

What is 7

500

GCF (34, 36)

What is 2

LCM

100

LCM (3, 5)

What is 15

200

LCM (8, 12)

What is 24

300

LCM (12, 9)

What is 36

400

LCM (7, 11)

What is 77

500

LCM (13, 2)

What is 26

Distributive Property

100

Rewrite the addition problem 25 + 30 = ___ ( ___ + ___ )

What is 5(5 + 6)

200

Rewrite the addition problem 12 + 36 = ___ ( ___ + ___ )

What is 12(1 + 3)

300

Rewrite the addition problem 60 + 10 = ___ ( ___ + ___ )

What is 10(6 + 1)

400

Rewrite the addition problem 20 + 45 = ___ ( ___ + ___ )

What is 5(4 + 9)

500

Rewrite the addition problem 42 + 21 = ___ ( ___ + ___ )

What is 7(6 + 3)