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GCF & LCM
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A
B
LCM of 3 and 5
15
GCF of 4 and 8
4
LCM of 15 and 20
60
GCF of 15 and 20
5
LCM of 10 and 8
40
GCF of 12 and 18
6
LCM of 6 and 8
24
GCF of 14 and 21
7
LCM of 2 and 8
8
GCF of 15 and 30
15
LCM of 4 and 5
20
GCF of 20 and 18
2
LCM of 10 and 15
30
GCF of 9 and 8
1
LCM of 6 and 12
12
GCF of 9 and 15
3
LCM of 9 and 6
18
GCF of 18 and 27
9
LCM of 2 and 5
10
GCF of 22 and 33
11
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