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प्रश्न
Simplify:
\[\left( \frac{8}{5} \times \frac{- 3}{2} \right) + \left( \frac{- 3}{10} \times \frac{11}{16} \right)\]
बेरीज
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उत्तर
\[(\frac{8}{5} \times \frac{- 3}{2}) + (\frac{- 3}{10} \times \frac{11}{16})\]
\[ = \frac{4 \times ( - 3)}{5} + \frac{- 3 \times 11}{10 \times 16}\]
\[ = \frac{- 12}{5} + \frac{- 33}{160}\]
\[ = \frac{- 12 \times 32 - 33}{160}\]
\[ = \frac{- 384 - 33}{160}\]
\[ = \frac{- 417}{160}\]
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संबंधित प्रश्न
Add the following rational numbers:
\[\frac{- 5}{16} and \frac{7}{24}\]
Simplify:
\[\frac{- 16}{9} + \frac{- 5}{12}\]
Multiply:
\[- \frac{15}{11} \text{by} 7\]
Divide:
\[1 \text{by} \frac{1}{2}\]
Divide:
\[5 \text{by} \frac{- 5}{7}\]
Find the value and express as a rational number in standard form:
\[- 6 \div \left( \frac{- 8}{17} \right)\]
Find two rational numbers between\[\frac{1}{5} \text{and} \frac{1}{2} .\]
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` |
- 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.
Every rational number is a whole number.
