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Question
Find the HCF of the following numbers:
27, 63
Sum
Solution
| 3 | 27 |
| 3 | 9 |
| 3 | 3 |
| 1 |
| 3 | 63 |
| 3 | 21 |
| 7 | 7 |
| 1 |
27 = 3 × 3 × 3
63 = 3 × 3 × 7
HCF = 3 × 3 = 9
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