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Question
Find the HCF of the following numbers:
18, 48
Solution
| 2 | 18 |
| 3 | 9 |
| 3 | 3 |
| 1 |
| 2 | 48 |
| 2 | 24 |
| 2 | 12 |
| 2 | 6 |
| 3 | 3 |
| 1 |
18 = 2 × 3 × 3
48 = 2 × 2 × 2 × 2 × 3
HCF = 2 × 3 = 6
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