Factors
Multiples
Common factors
Common Multiples
GCF
100

What are the factors of 10?

1, 2, 10, 5

100

What are the first 5 multiples of 6?

6, 12, 18, 24, 30

100

What are the common factors of 24 and 28?

1,2,4

100

What is the lowest common multiple of 6 and 12?

12

100

What is the greatest common factor of 8 and 28?

GCF: 4

200

What are the factors of 12?

1, 2, 3, 4, 6, 12

200

What are the first 5 multiples of 3?

3, 6, 9, 12, 15

200

What are the common factors of 16 and 48?

1,2,4,8
200

What is the lowest common multiple of 4 and 6?

12

200

What is the greatest common factor of 15 and 42?

GCF: 3

300

What are the factors of 14?

1, 2, 7, 14

300

What are the first 5 multiples of 9?

9, 18, 27, 36, 45

300

What are the common factors of 20 and 36?

1,2,4

300

What is the lowest common multiple of 20 and 30?

60

300

What is the greatest common factor of 16 and 40?

GCF: 8

400

What are the factors of 16?

1, 2, 4, 8, 16

400

What are the first 5 multiples of 12?

12, 24, 36, 48, 60

400

What are the common factors of 32 and 48?

1,2,4,8

400

What is the lowest common multiple of 15 and 25?

75

400

What is the greatest common factor of 14 and 63?

GCF: 7

500

What are the factors of 32?

1, 2, 4, 8, 16, 32

500

What are the first 9 multiples of 11?

11,22,33,44,55,66,77,88,99

500

What are 2 common factors of 36 and 54?

1, 2, 3, 6, 9, 18

500

What is the common multiple of 11 and 5?

55

500

What is the greatest common factor of 28 and 91?

GCF: 7

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