Question

the greatest number that exactly divides 81 and 153 is

Answer 1

Answer:

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Step-by-step explanation:

ans:9

Answer 2

Find Prime Factorization of 81 and 117

i.e. 81 = 3 × 3 × 3 × 3

117 = 3 × 3 × 13

The common factors are 3 × 3 =9

(HFC)Highest number which exactly divides 81 and 117 is 9.