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Question
Find the HCF set of numbers using prime factorisation method.
61, 76
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Solution
61, 76
Prime factorisation of 61 = 1 × 61
Prime factorisation of 76 = 2 × 2 × 19 × 1
Common factors of 61 and 76 = 1
HCF (61, 76) = 1
| 61 | 61 |
| 1 |
| 2 | 76 |
| 2 | 38 |
| 19 | 19 |
| 1 |
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