what is the gcf and lcm
18,36,72
9,12,18
30,60,80
2,10,20
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Answer:
1) 18, 36, 72
GCF- 18
LCM- 144
2) 9, 12, 18
GCF-3
LCM- 36
3) 30, 60, 80
GCF-10
LCM- 240
4) 2, 10, 20
GCF-2
LCM-20
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