Advertisements
Advertisements
प्रश्न
Subtract the first rational number from the second in each of the following:
Advertisements
उत्तर
\[\frac{- 13}{14} - \frac{- 6}{7} = \frac{- 13 - ( - 12)}{14} = \frac{- 13 + 12}{14} = \frac{- 1}{14}\]
APPEARS IN
संबंधित प्रश्न
Add the following rational numbers.
Evaluate each of the following:
What number should be added to \[\frac{- 5}{11}\] so as to get\[\frac{26}{33}?\]
What should be added to \[\left( \frac{2}{3} + \frac{3}{5} \right)\] to get\[\frac{- 2}{15}?\]
The cost of \[7\frac{2}{3}\] metres of rope is Rs \[12\frac{3}{4} .\]
Find its cost per metre.
Find two rational numbers between \[\frac{- 2}{9} \text{and} \frac{5}{9} .\]
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`
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.
Here is a table which gives the information about the total rainfall for several months compared to the average monthly rains of a town. Write each decimal in the form of rational number `p/q`.
| Month | Above/Below normal (in cm) |
| May | 2.6924 |
| June | 0.6096 |
| July | – 6.9088 |
| August | – 8.636 |
Put the (✓), wherever applicable
| Number | Natural Number |
Whole Number |
Integer | Fraction | Rational Number |
| (a) – 114 | |||||
| (b) `19/27` | |||||
| (c) `623/1` | |||||
| (d) `-19 3/4` | |||||
| (e) `73/71` | |||||
| (f) 0 |
