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प्रश्न
Evaluate: `- 2/3 - ((- 5)/7)`
बेरीज
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उत्तर
`- 2/3 - ((- 5)/7)`
`=> - 2/3 + 5/7`
| 3 | 3, 7 |
| 7 | 1, 7 |
| 1, 1 |
L.C.M. of 3 and 7 = 3 × 7 = 21
`=> (-2 xx 7)/(3 xx 7) + (5 xx 3)/(7 xx 3)`
(∵ L.C.M. of 3 and 7 = 21)
`= (-14 + 15)/21 = 1/21`
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संबंधित प्रश्न
Express the following rational number in the standard form. `5/-12`
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Divide: `15/28 "by" 3/4`
Evaluate: `3 5/12 + 1 2/3`
Evaluate: `(3 5/12 + 1 2/3) div (3 5/12 - 1 2/3)`
The product of two rational numbers is 24. If one of them is `- 36/11`, find the other.
Evaluate: `-1 + 2/-3 + 5/6`
