ICSE ICSE Class 8 - CISCE Question Bank Solutions

Add, the pair of rational numbers, given below, and show that their addition (sum) is also a rational number

`(-8)/13 "and (-4)/13`

Add, the pair of rational numbers, given below, and show that their addition (sum) is also a rational number

`6/11 "and" (-9)/11`

Add, the pair of rational numbers, given below, and show that their addition (sum) is also a rational number

`5/(-26) "and" 8/39`

Add, the pair of rational numbers, given below, and show that their addition (sum) is also a rational number.

`5/(-6) "and" 2/3`

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`

Add, the pair of rational numbers, given below, and show that their addition (sum) is also a rational number

`(-2)  "and"  2/5`

Add, the pair of rational numbers, given below, and show that their addition (sum) is also a rational number

`9/(-4) " and" (-3)/8`

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:

`3/7 + (-4)/9 + (-11)/7 + 7/9`

Evaluate:

`2/3 + (-4)/5 + 1/3 + 2/5`

Evaluate:

`4/7 +0 + (-8)/9 + (-13)/7 + 17/9`

Evaluate:

`3/8 + (-5)/12 + 3/7 + 3/12 + (-5)/8 + (-2)/7`

Write the Additive Inverse(Negative) of : `(-3)/8`

Write the Additive Inverse(Negative) of : `4/(-9)`

Write the Additive Inverse(Negative) of : `(-7)/5`

Write the Additive Inverse(Negative) of : `(-4)/(-13)`

Write the Additive Inverse(Negative) of : 0

Write the Additive Inverse(Negative) of : -2

Write the Additive Inverse(Negative) of : 1

Write the Additive Inverse(Negative) of : `-1/3`