Nagwa uses cookies to ensure you get the best experience on our website. Learn more about our Privacy Policy.
Start Practicing

Worksheet: Finding Doubles within 20


If I double a number, I add it to itself.

So 2 doubled is 2 + 2 which makes 4.

What is 3 doubled?


What number do we get when we double 4?


A number is doubled to get 6. What number is it?


Find the answer to the following sum which doubles 6.

7 is one more than 6.

Use this to find the answer to the following sum.


Find the missing number.