Question

What is the hcf of 40,56 and 64

Answer 1

Hello dear ,

Your answer is 8.

Step-by-step explanation:

40 , 56 , 64

2|40

2|20

2|10

5|5

1

2|56

2|28

2|14

7|7

1

2|64

2|32

2|16

2|8

2|4

2|2

1

40 = [2×2×2]×5

56 = [2×2×2]×7

64 = [2×2×2]×2×2×2

Common factors: 2×2×2=8

So, the Highest common factor [HCF] = 8

Hope it helps you!