Primary School (English Medium) कक्षा ४ - CBSE Question Bank Solutions

Using your string, draw a line of length `1/2` metre on the floor. How many centimetres long is the line?

 So,
`1/2` metre = ______ cm
`1/4` metre = ______ cm
`3/4` metre = ______ cm
Can you see that when we add `1/2` and `1/4` we get `3/4`?

This bottle is full of milk and it holds one litre. The milk is put into 4 other bottles so that each bottle has `1/4` litre of milk.
Shade the bottles to show the level of milk in each.

Remember, 1 litre = 1000 mililitres

Shan poured 1 litre of milk into two bottles so that the first bottle holds `3/4` litre and the other holds `1/4` litre.

1. Shade the level of milk in each bottle.
2. How many millilitres of milk does each bottle hold?

Choose from the weights above to make the two pans equal. In how many ways can you do it?

Draw the weights in the empty pan. Remember, 1kg = 1000 g  

In how many different ways can you balance this weight of `3/4` kg?

1. ______
2. ______
3. ______ 

Kannan shaded some parts as shown. But his friend Mini says that it is wrong. Explain why it is wrong.

There are 60 mangoes. `1/2` of them are ripe. How many mangoes are ripe?

There are 32 children. `1/2` of them are girls. How many children are boys?

There are 20 stars. A quarter of them are red. How many stars are red? How many stars are not red?

Ravi wants a pencil. It costs Rs 2. He gives a one-rupee coin, one half-rupee coin and one quarter-rupee coin. Is it enough?

What are the ways in which the sunflower and marigold are planted?

18 = ______ × ______  So there are ______ rows with ______ plants each.

18 = ______ × ______ So there are ______ rows with ______ plants each.

You too can make your own garden. Draw a garden, showing flower- beds with 48 plants. Each row should have the same number of plants.

Can you think of other ways to make a shelf to keep 30 jars?

Draw a shelf. Show how many jars you will keep in each row. How many rows are there?

Have your friends drawn it in different ways?

Help Bunty to make the table of 7, using tables of 4 and 3.

Table of 4

Table of 3

Table of 7

Some of Gayatri’s cats were playing in a box. When she tried to count, all she could see were legs. She counted 28 legs. How many cats are there in the box?

So, 28 legs means ______ cats.

Billo has kept his chickens in a box. He counted 28 legs. How many chickens are there?