Advertisements
Advertisements
प्रश्न
Add, the pair of rational numbers, given below, and show that their addition (sum) is also a rational number.
`5/(-6) "and" 2/3`
Advertisements
उत्तर
`5/(-6) + 2/3`
| 2 | 6, 3 |
| 3 | 3, 3 |
| 1, 1 |
LCM of 6, 3 = 2 × 3 = 6
= `(-5 xx1)/(6xx1) + (2xx2)/(3xx2)`
(LCM of 6 and 3 = 6)
= `(-5+4)/6`
= `(-1)/6`
Which is rational number.
APPEARS IN
संबंधित प्रश्न
Find the sum:
`5/4 + ((-11)/4)`
Add, the pair of rational numbers, given below, and show that their addition (sum) is also a rational number
`(-5)/8` and `3/8`
For each set of rational number, given below, verify the associative property of addition of rational number:
(i) `1/2 , 2/3 "and"-1/6`
Solve:
`3 2/5 - 2 1/4`
Solve:
`12/5 xx ((-10))/3`
Add: `-2/3 + 3/8`
Satpal walks `2/3 "km from a place P, towards the east and then from there" 1 5/7` km towards west. Where will he be now from P?
Find the sum: `6/5 + ((-14)/15)`
Complete the following table by finding the sums:
| + | `-1/9` | `4/11` | `(-5)/6` |
| `2/3` | |||
| `-5/4` | `(-39)/44` | ||
| `-1/3` |
Taking x = `(-4)/9`, y = `5/12` and z = `7/18`, find x + (y + z).
