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प्रश्न
Simplify:
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उत्तर
\[\frac{5}{6} + \frac{- 2}{5} - \frac{- 2}{15}\]
\[\text{Taking the L . C . M .} \hspace{0.167em} \text{of the denominators:} \]
\[\frac{25}{30} + \frac{- 12}{30} - \frac{- 4}{30}\]
\[ = \frac{25 + ( - 12) - ( - 4)}{30}\]
\[ = \frac{25 - 12 + 4}{30}\]
\[ = \frac{17}{30}\]
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संबंधित प्रश्न
Express each of the following as a rational number of the form \[\frac{p}{q}:\]
Divide:
Write the following rational number in `p/q` form.
`0.bar37`
For each set of rational number, given below, verify the associative property of addition of rational number:
(ii) `(-2)/5, 4/15 and (-7)/10`
Insert a rational number between:
`(2)/(5) and (3)/(4)`
Arrange the following rational numbers in descending order.
`(7)/(13),(8)/(15), and (3)/(5)`
The rational number 10.11 in the from `p/q` is ______.
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` |
- Is the rational number expressing the amount of paper recycled more than `1/2` or less than `1/2`?
- Which items have a recycled amount less than `1/2`?
- Is the quantity of aluminium cans recycled more (or less) than half of the quantity of aluminium cans?
- Arrange the rate of recycling the materials from the greatest to the smallest.
Express `3/4` as a rational number with denominator:
–80
Write the following numbers in the form `p/q`, where p and q are integers:
Opposite of three-fifths
