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प्रश्न
Add the following rational numbers.
\[\frac{- 15}{4} and \frac{7}{4}\]
योग
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उत्तर
\[\frac{- 15}{4} + \frac{7}{4} = \frac{- 15 + 7}{4} = \frac{- 8}{4} = - 2\]
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क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
संबंधित प्रश्न
Re-arrange suitably and find the sum in each of the following:
\[\frac{1}{8} + \frac{5}{12} + \frac{2}{7} + \frac{7}{12} + \frac{9}{7} + \frac{- 5}{16}\]
What should be added to \[\left( \frac{1}{2} + \frac{1}{3} + \frac{1}{5} \right)\] to get 3?
Multiply:
\[\frac{- 8}{25} \text{by} \frac{- 5}{16}\]
Simplify:
\[\left( \frac{3}{2} \times \frac{1}{6} \right) + \left( \frac{5}{3} \times \frac{7}{2} \right) - \left( \frac{13}{8} \times \frac{4}{3} \right)\]
By what number should `(- 33)/16` be divided to get `(-11)/4`?
Compare: `- 3 "and" 2 3/4 or 11/4`
Compare: `-1 1/2 and 0 or -3/2 and 0`
Insert a rational number between:
3 and 4
The table shows the portion of some common materials that are recycled.
| Material | Recycled |
| Paper | `5/11` |
| Aluminium cans | `5/8` |
| Glass | `2/5` |
| Scrap | `3/4` |
Arrange the rate of recycling the materials from the greatest to the smallest.
Every integer is a rational number but every rational number need not be an integer.
