Advertisements
Advertisements
प्रश्न
Simplify each of the following and write as a rational number of the form \[\frac{p}{q}:\]
उत्तर
\[\frac{2}{3} + \frac{- 5}{6} + \frac{- 7}{9}\]
\[ = \frac{12}{18} + \frac{- 15}{18} + \frac{- 14}{18}\]
\[ = \frac{12 + ( - 15) + ( - 14)}{18}\]
\[ = \frac{12 - 15 - 14}{18}\]
\[ = \frac{- 17}{18}\]
APPEARS IN
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:
Evaluate each of the following:
Simplify:
Find (x + y) ÷ (x − y), if
The cost of \[7\frac{2}{3}\] metres of rope is Rs \[12\frac{3}{4} .\]
Find its cost per metre.
By what number should `(- 33)/16` be divided to get `(-11)/4`?
0 is the smallest rational number.
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`?
