Question

Find the hcf and lcm for 40 and 56 using prime factors

Answer 1

Answer:

8, 280

Step-by-step explanation:

$40 = 2 \times 2 \times 2 \times 5$

$56 = 2 \times 2 \times 2 \times 7$

HCF (40, 56) = 2 X 2 X 2 = 8

LCM (40, 56) = 2 X 2 X 2 X 5 X 7 = 280

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