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प्रश्न
Simplify each of the following and write as a rational number of the form \[\frac{p}{q}:\]
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उत्तर
\[\frac{2}{3} + \frac{- 5}{6} + \frac{- 7}{9}\]
\[ = \frac{12}{18} + \frac{- 15}{18} + \frac{- 14}{18}\]
\[ = \frac{12 + ( - 15) + ( - 14)}{18}\]
\[ = \frac{12 - 15 - 14}{18}\]
\[ = \frac{- 17}{18}\]
संबंधित प्रश्न
Add the following rational numbers:
Re-arrange suitably and find the sum in each of the following:
Re-arrange suitably and find the sum in each of the following:
Simplify each of the following and write as a rational number of the form \[\frac{p}{q}:\]\[\frac{- 11}{2} + \frac{7}{6} + \frac{- 5}{8}\]
Simplify:
Compare: `3/5` and `5/7`
Insert three rational number between:
6 and 7
Arrange the following rational numbers in descending order.
`(-7)/(10), (-8)/(15) and (-11)/(30)`
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` |
Which items have a recycled amount less than `1/2`?
Show that x is rational, if x2 = 0.0004.
