Question

Find the LCM and GCF of 8
and 12
LCM
GCF​

Answer 1

LCM: 24

GCF: 96

Explanation:

(LCM) Least Common Factor: 24

8: 8, 16, 24, 32, 40, 48, 56, 72, 80, 88, 96

12: 12, 24, 36, 48, 60, 72, 84, 96

(GCF) Greatest Common Factor: 96

8: 8, 16, 24, 32, 40, 48, 56, 72, 80, 88, 96

12: 12, 24, 36, 48, 60, 72, 84, 96

Answer 2

LCM: 24

GCF: 4

Explanation:

LCM: guess and check by multiplying the largest number by an integer and dividing the product by the smaller number to check. 12*2=24 ... 24/8=3 ✓

GCF: opposite the other: guess and check by dividing the smaller number by an integer and multiplying the quotient by the larger number to check.