Secondary School (English Medium) (5 to 8) इयत्ता ८ - CBSE Question Bank Solutions

Draw a map of your school compound using proper scale and symbols for various features like play ground main building, garden etc.

Draw a map giving instructions to your friend so that she reaches your house without any difficulty.

Find the area of quadrilateral PQRS.

The following data gives total marks (out of 600) obtained by six children of a particular class. Represent the data on a bar graph.

Find: `3/7 + ((-6)/11) + ((-8)/21) + (5/22)`.

`- 3/8 + 1/7 = 1/7 + ((-3)/8)` is an example to show that ______

Rational numbers can be added or multiplied in any ______.

For all rational numbers x and y, x – y = y – x.

For all rational numbers x and y, x × y = y × x.

Subtraction of rational number is commutative.

Rational numbers can be added (or multiplied) in any order

`(-4)/5 xx (-6)/5 = (-6)/5 xx (-4)/5` 

Using suitable rearrangement and find the sum:

`4/7 + ((-4)/9) + 3/7 + ((-13)/9)`

Using suitable rearrangement and find the sum:

`-5 + 7/10 + 3/7 + (-3) + 5/14 + (-4)/5`

Verify the property x × y = y × x of rational numbers by using

`x = 7` and `y = 1/2`

Verify the property x × y = y × x of rational numbers by using

`x = 2/3` and `y = 9/4`

Verify the property x × y = y × x of rational numbers by using

`x = (-5)/7` and `y = 14/15`