Question

Hcf of 35.42 and 77 showing the working

Answer 1

Answer:

GCF of 33 and 77 by Listing Common Factors

There are 2 common factors of 33 and 77, that are 1 and 11. Therefore, the greatest common factor of 33 and 77 is 11.

Answer 2

Answer:

77 = 7 x 11

35 = 5 x 7

42 = 2 x 3 x 7

Here, the smallest "common" number is 7.

Therefore, the H.C.F. of 35, 42 and 77 is 7.

Hope it helps you.

@Zielle :)