Student Name: __________________________
Score:
Find G.C.F by Factor Tree Method
Example: 4 and 6
4
6
2
2
2
3
GCF of 4 and 6 is
2
56 and 84
63 and 81
GCF of 56 and 84 = ________
GCF of 63 and 81= ________
90 and 65
72 and 96
GCF of 90 and 65 = ________
GCF of 72 and 96= ________
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