Factoring, GCF, LCM, Fraction Review

Prime Time (Prime Factorization)

100

What is the prime factorization of 12?

2²×3

200

What is the prime factorization of 36?

2²×3²

300

What is the prime factorization of 75?

3×5²

400

What is the prime factorization of 100?

2²×5²

500

hat is the prime factorization of 210?

2×3×5×7

GCF / LCM

100

What is the GCF / LCM of 8 and 12?

GCF - 4

LCM - 24

200

What is the GCF and LCM of 15 and 25?

GCF - 5

LCM - 75

300

What is the GCF and LCM of 18 and 36?

GCF - 18

LCM - 36

400

What is the GCF and LCM of 40 and 60?

GCF - 20

LCM - 120

500

What is the GCF and LCM of 36 and 54?

GCF - 18

LCM - 108

Fraction Action: Multiplying Fractions

100

What is 3/10 X 2/9?

1/15

200

What is 3 X 8/9?

2 2/3

300

What is 20/21  X  2 3/4?

2  13/21

400

What is 6/15  X 2 7/10?

1  2/25

500

What is 2 2/5 X 2 11/12?

7

Fraction Action: Adding

100

What is 1/4 + 1/4?

1/2

200

What is 1/2+1/4?

3/4

300

What is 4 1/3  + 5  1/6?

9 1/2

400

What is 2  1/10  +  10  3/4?

12  17/20

500

What is 3  2/3  +1  5/6

5  1/2

Fraction Action: Subtracting

100

What is 7/10 − 2/5 ?

3/10

200

What is 1/3 −  1/7?

4/21

300

What is 2 3/4 − 1/2?

2 1/4

400

What is 4 − 1 2/3?

2 1/3

500

What is 9  1/6  -  5 1/2?

3  2/3