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Order of Operations
Factor Pairs
GCF
Prime Factorization
LCM
100

Use PEMDAS to solve:

15 + 8 / 2

19

100

What is a factor?

The numbers you can divide by

100

What is the GCF of 72 and 22?

2

100

What is a prime number?

a number that can be divided by any other number than 1 or itself

100

What is the LCM of 6 and 10?

30

200

Use PEMDAS to solve:

3 x 7 - 2 x 3

15

200

List the factor pairs for 56.

56x1, 8x7, 2x28

200

What is the GCF of 45 and 30?

15

200

What are the factors of 54?

2 x 3 x 3 x 3 OR 2 x 33

200

What is the LCM of 12 and 15?

60

300

Use PEMDAS to solve:

(15 - 10)2 + (15 - 5)2

125

300

List the factor pairs for 60.

60x1, 6x10, 30x2, 20x3, 15x4

300

What is the GCF of 15, and 27?

3

300

What are the factors of 108?

2 x 2 x 3 x 3 x 3 OR 22 x 33

300

What is the LCM of 24 and 36?

72

400

Use PEMDAS to solve:

{9 x (3 + 2) - 3 x (8 - 7)} / 6

7

400

List the factor pairs for 100.

100x1, 50x2, 20x5, 25x4, 10x10

400

What is the GCF of 15, 20, and 25?

5

400

What are the factors of 80?

2 x 2 x 2 x 2 x 5 OR 24 x 5

400

What is the LCM of 9 and 21?

63

500

Use PEMDAS to solve:

(24 x 5 + 8)/4

22

500

List the factor pairs for 24.

24x1, 4x6, 8x3, 12x2

500

What is the GCF of 28, 56, and 42?

14

500

What are the factors of 250?

2 x 5 x 5 x 5 OR 2 x 53

500

What is the LCM of 4, 18, and 12?

36