Question

Q.9 Find the H.C.F of 128 and 160 using prime factorisation method.​

Answer 1

Answer:

32

Step-by-step explanation:

128)160(1

-128

_______

32)128 (3

-128

______

0

. _____

H.C.F =32

I hope it will help for you.

Answer 2

Answer:

The factors of 128 are: 1, 2, 4, 8, 16, 32, 64, 128

The factors of 160 are: 1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160

Then the greatest common factor is 32.

2 /128        

2  /64                         hcf=2x2x2x2x2x2 = 64

2   / 32

2   /16

2    /8

2    / 4

2    / 2

2    /1

5  /160

2 / 32

2 / 16

2 / 8

2 / 4

2 / 2

2 1