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Greatest Common Factor (GCF) — Greatest Common Factor
Find the greatest common factor (GCF) of each pair of numbers.
Example
GCF of 16 and 18 =
2
1.
GCF of 18 and 4 =
2.
GCF of 42 and 24 =
3.
GCF of 56 and 48 =
4.
GCF of 63 and 56 =
5.
GCF of 12 and 15 =
6.
GCF of 14 and 18 =
7.
GCF of 16 and 12 =
8.
GCF of 30 and 40 =
9.
GCF of 35 and 10 =
10.
GCF of 42 and 48 =
11.
GCF of 21 and 18 =
12.
GCF of 70 and 40 =
13.
GCF of 40 and 64 =
14.
GCF of 24 and 16 =