find the hcf of56,72 and 140
Answers
Answered by
7
Answer:
4
Step-by-step explanation:
The greatest number that divides 56, 72, 140 is their Highest Common Factor (HCF)
56 = 2 x 2 x 2 x 7
72 = 2 x 2 x 2 x 2 x 3 x 3
140 = 2 x 2 x 5 x 7
HCF = 2 x 2
HCF(56,72,140) = 4
Answered by
3
Answer:
HCF=4
Step-by-step explanation:
56=2^3×7
72=2^3×3^2
140=2^2×5×7
HCF=2^2
=4
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