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Multiples
LCM problems
Multiplication facts
GCF problems
100

what are the four factors of 5

5 10 15 20

100

what is the LCM of 5 and 15

15

100

what is 3x8

24

100

what is the gcf of 6 and 8

2

200

what are the four factors of 15

15 30 45 60

200

what is the lcm of 6 and 8

24

200

4x9

45

200

what is the gcf of 5 and 15

5

300

what are the four factors of 50

50 100 150 200

300

what is the lcm of 9 and 6

36

300

what is 11x 8

88

300

what is the gcf of 60 and 20

20

400

what are the four factors of 5.

5 10 15 20 

400

what is the lcm of 4 and 12

12

400

what is 12x6

72

400

what is the gcf of 6 3 and 24

3

500

what are the four factors of 1,000

1,000 2,000 3,000 4,000

500

what is the lcm of 100 and 10

100

500

what is 15x7

105

500

what is the gcf of 8 12 and 20

4