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Question
Find the HCF and LCM:
14, 28
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Solution
| 2 | 14 |
| 7 | 7 |
| 1 |
| 2 | 28 |
| 2 | 14 |
| 7 | 7 |
| 1 |
14 = 2 × 7
28 = 2 × 2 × 7
∴ HCF = 2 × 7 = 14
LCM = 2 × 7 × 2 = 28
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