Question

find the HCF of 81 and 27​

Answer 1

$81 = 3 \times 3 \times 3 \times 3 \\ \\ 27 = 3 \times 3 \times 3$

Now, HCF = Highest common factor

= 3 × 3 × 3

= 27.

Answer 2

Answer:

81=27×3+0 Hence HCF is 27

According to Euclid division algorithm