1.4 Homework Problems: LCM and GCF

1. Find the Least Common Multiple (LCM) for the following number sets

a) 2 and 8 = ________________________

b) 12 and 15 = ________________________

c) 9, 21 and 45 = ________________________

d) 14, 35 and 42 = ________________________

e) 8, 16 and 24 = ________________________

2. Find the Greatest Common Factor (GCF) for the following number sets

a) 12 and 24 = ________________________

b) 54, 81 and 135 = ________________________

c) 28, 42 and 70 = ________________________

d) 32, 96 and 128 = ________________________

e) 40, 60 and 100 = ________________________

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