91热爆

How to double

Here is a cube.

One wooden block.

If you had two cubes, you would have double.

Two wooden blocks.
Back to top

What does doubling mean?

Double means two lots of something.

For example, double one is two.

1 + 1 = 2

Here is a set of five toy cars.

A row of five cars.

If you double this, it makes this many:

Ten cars split into two rows of five cars..

Double five is ten.

5 + 5 = 10

Back to top
Top tip

Top tip

You can double a number by adding it to itself.

For example, double four is the same as saying 4 + 4.

4 + 4 = 8

Top tip
Back to top

Activity

Practise doubling numbers and representing them.

Eva has three cakes.

Three chocolate cupcakes with yellow icing.

Can you draw how many cakes Eva has after she has doubled them?

Doubles are always even numbers and end with 0, 2, 4, 6 or 8.

Back to top

NEW! Play Karate Cats Maths - the winter update. game

Deck the dojo in the Christmas update and unlock festive outfits for your Karate Cats. Available for a limited time only!

NEW! Play Karate Cats Maths - the winter update
Back to top

More on Multiplying and dividing

Find out more by working through a topic