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Find the H.C.F of 12,16 and 20

Answer»

\huge \purple {Answer}

To FIND HCF(12,16,20) we have to find prime factors of 12, 16 and 20.

12= 2×2×3

= 2²×3

16= 2×2×2×2

= 2⁴

20= 2×2×5

= 2²×5

Now, there is 2² COMMON in 12, 16 and 20.

Therefore, HCF= 2²

= 4

\boxed {HCF= 4}


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