Question

find the HCF of 81 and 108​

Answer 1

Answer:

gcf, hcf, gcd (81; 108) = 27 = 3^3: greatest (highest) common factor (divisor), calculated. The numbers have common prime factors.

Answer 2

SOLUTION

TO DETERMINE

The HCF of 81 and 108

CONCEPT TO BE IMPLEMENTED

HCF :

For the given two or more numbers HCF is the greatest number that divides each of the numbers

EVALUATION

Here the given numbers are 81 and 108

We now prime factorise the given numbers

81 = 3 × 3 × 3 × 3

108 = 2 × 2 × 3 × 3 × 3

Hence the required HCF

= 3 × 3 × 3

= 27

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