Question

Hcf of 80 and 120 by prime factorisation method

Answer 1

Step-by-step explanation:

2|80

2|40

2|20

2|10

5

and

2|120

2|60

2|30

3|15

5

80 =2×2×2×2×5

120=2×2×2×3×5

Hcf is 2×2×2×5

40

hope it helpful to you

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Answer 2

80 = 2x2x2x2x5

120 = 2x2x2x3x5

HCF = 2x2x2x5 = 40

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