Advertisements
Advertisements
प्रश्न
Find the sum:
`(-9)/10 + 22/15`
Advertisements
उत्तर
`(-9)/10 + 22/15`
Now the LCM of the denominator of the latter parameter = 30
= `((- 9 xx 3) + (22 xx 2))/30`
= `(- 27 + 44)/30`
= `17/30`
The numerator and denominator of the obtained rational number have no other multiple than 1.
Hence, =`17/30`
APPEARS IN
संबंधित प्रश्न
Add, the pair of rational numbers, given below, and show that their addition (sum) is also a rational number
`(-5)/8` and `3/8`
Add, the pair of rational numbers, given below, and show that their addition (sum) is also a rational number.
`5/(-6) "and" 2/3`
Evaluate:
`(2/(-3) xx 5/4) + (5/9 xx 3/(-10))`
Carry out the following subtraction involving a rational number.
`7/11 - 3/7`
Write the multiplicative inverse.
7
Write the multiplicative inverse.
`-7 1/3`
Carry out the division of rational number.
`(-5)/13 div 7/26`
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?
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 the rational number which when added to z gives us x.
