Advertisements
Advertisements
प्रश्न
Taking x = `(-4)/9`, y = `5/12` and z = `7/18`, find x + (y + z).
Advertisements
उत्तर
Given, x = `(-4)/9`, y = `5/12` and z = `7/18`
Here, x + (y + z) = `(-4)/9 + (5/12 + 7/18)`
= `(-4)/9 + ((5 xx 3 + 7 xx 2)/36)` ...[∵ LCM of 12 and 18 = 36]
= `(-4)/9 + ((15 + 14)/36)`
= `(-4)/9 + 29/36`
= `(-4 xx 4 + 29)/36`
= `13/36`
APPEARS IN
संबंधित प्रश्न
Add, the pair of rational numbers, given below, and show that their addition (sum) is also a rational number
`7/(-18) "and" 8/27`
Evaluate:
`4/7 +0 + (-8)/9 + (-13)/7 + 17/9`
Write the Additive Inverse(Negative) of : `(-3)/8`
Write the Additive Inverse(Negative) of : `(-4)/(-13)`
Write the Additive Inverse(Negative) of : 0
Fill in the Blank
If `a/b` is additive inverse of `(-c)/d`, then `(-c)/d` is additive inverse of ------.
Carry out the following subtraction involving a rational number.
`13/36 - 2/40`
Write the multiplicative inverse.
`(-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: `7/5 + 3/5`
