Prime Time Unit

Factors and Multiples

100

List the factors of 12

1,2,3,4,6,12

200

What is the smallest multiple of 9 that is greater than 50?

54

300

True or False: 45 is a multiple of 6.

False

400

What are the first 5 multiples of 7?

7,14,21,28,35

500

How many factors does 36 have?

9 factors

GCF and LCM

100

Find the GCF of 18 and 24.

6

200

Find the LCM of 8 and 12.

24

300

What is the GCF of 42 and 56?

14

400

LCM of 15 and 20?

60

500

Two numbers have an LCM of 84 and a GCF of 14. One number is 42. What is the other?

28

Prime Factorization

100

Find the prime factorization of 12.

2 x 2 x 3 or 2² x 3

200

Find the prime factorization of 30.

2 x 3 x 5

300

Find the prime factorization of 84.

2 x 2 x 3 x 7 or 2² x 3 x 7

400

Find the prime factorization of 100. 

2 x 2 x 5 x 5 or 2² x 5²

500

Find the prime factorization of 210.

2 x 3 x 5 x 7

Decimals

100

3.4 + 2.1

5.5

200

7.2 - 3.5

3.7

300

5.08 + 3.67

8.75

400

9.5 - 4.38

5.12

500

6.28 + 7.96 - 3.45

10.79

Fractions

100

1/2 + 1/4

3/4

200

2/3 - 1/6

1/2

300

3/8/ + 5/12

19/24

400

DAILY DOUBLE

7/10 - 3/5

1/10

500

5/6 + 7/8

17/24