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प्रश्न
Evaluate: `7/-27 + 11/18`
योग
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उत्तर
`7/-27 + 11/18`
| 2 | 27, 18 |
| 3 | 27, 9 |
| 3 | 9, 3 |
| 3 | 3, 1 |
| 1, 1 |
L.C.M. of 27 and 18 = 2 × 3 × 3 × 3 = 54
`=> (7 xx 2)/(- 27 xx 2) + (11 xx 3)/(18 xx 3)`
(∵ L.C.M. of -27 and 18 = 54)
`=> (- 14 + 33)/54 = 19/54`
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