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प्रश्न
Mark the following pairs of rational numbers on the separate number lines: `2/5` and `(- 3)/5`
योग
उत्तर
`2/5` and `(- 3)/5`
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संबंधित प्रश्न
Add the following rational numbers.
\[\frac{- 5}{7} and \frac{3}{7}\]
Add the following rational numbers:
\[- 3 and \frac{3}{5}\]
Subtract the first rational number from the second in each of the following:
\[\frac{- 6}{7}, \frac{- 13}{14}\]
What should be subtracted from \[\left( \frac{3}{4} - \frac{2}{3} \right)\] to get\[\frac{- 1}{6}?\]
Divide:
\[\frac{- 3}{4} \text{by} - 6\]
Find the value and express as a rational number in standard form:
\[\frac{- 22}{27} \div \frac{- 110}{18}\]
Compare: `3/5` and `5/7`
Insert a rational number between:
8 and 8.04
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.
Show that x is rational, if x2 = 0.0004.
