Question

Find the .H.C.F of 18,64,80

Answer 1

18 = 2×3×3

64 = 2×2×2×2×2×2

80 =2×2×2×2×5

So, H.C.F of 18, 63 and 80 is 2

Answer 2

Answer:

2

Step-by-step explanation:

Factors of 18 = 1, 2, 3, 6, 9, 18

Factors of 64 = 1, 2, 4, 8, 16, 32, 62

Factors of 80 = 1, 2, 4, 5, 8, 10, 16, 20, 40, 80

The common factors of 18, 64, 80 are 1 and 2

So, the HIGHEST COMMON FACTOR is 2

Hope it helps you :)