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Question
Fill in the blanks:
The number 0 is ..... the reciprocal of any number.
Sum
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Solution
not
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RELATED QUESTIONS
Add the following rational numbers.
\[\frac{6}{13} and \frac{- 9}{13}\]
Re-arrange suitably and find the sum in each of the following:
\[\frac{1}{8} + \frac{5}{12} + \frac{2}{7} + \frac{7}{12} + \frac{9}{7} + \frac{- 5}{16}\]
Simplify each of the following and express the result as a rational number in standard form:
\[\frac{- 9}{16} \times \frac{- 64}{- 27}\]
Simplify:
\[\left( \frac{8}{5} \times \frac{- 3}{2} \right) + \left( \frac{- 3}{10} \times \frac{11}{16} \right)\]
Find the value and express as a rational number in standard form:
\[\frac{- 36}{125} \div \frac{- 3}{75}\]
Insert three rational numbers between:
0 and 1
Insert five rational number between:
`(2)/(5) and (2)/(3)`
If n is a natural number then `sqrt("n")` 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.
Show that x is rational, if x2 = 16.
