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प्रश्न
Re-arrange suitably and find the sum in each of the following:
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उत्तर
\[(\frac{- 6}{7} + \frac{- 15}{7}) + \frac{- 5}{6} + \frac{- 4}{9}\]
\[ = \left( \frac{- 6 - 15}{7} \right) + \frac{- 5}{6} + \frac{- 4}{9}\]
\[ = \frac{- 21}{7} + \frac{- 5}{6} + \frac{- 4}{9}\]
\[ = \frac{- 378 - 105 - 56}{126}\]
\[ = \frac{- 539}{126}\]
\[ = \frac{- 77}{18}\]
संबंधित प्रश्न
Add the following rational numbers:
Subtract the first rational number from the second in each of the following:
Evaluate each of the following:
Divide:
Divide:
Find the value and express as a rational number in standard form:
Find the greatest and the smallest rational number among the following.
`(6)/(7),(9)/(14) and (23)/(28)`
Roller Coaster at an amusement park is `2/3` m high. If a new roller coaster is built that is `3/5` times the height of the existing coaster, what will be the height of the new roller coaster?
Express `3/4` as a rational number with denominator:
–80
150 students are studying English, Maths or both. 62 per cent of the students are studying English and 68 per cent are studying Maths. How many students are studying both?
