5 ways to add and subtract in your head - "SHARED"

Mental methods are about trying to get to the correct answer in the quickest and easiest way!

There are lots of ways to add and subtract numbers in your head.

By the time you have looked through the factsheets in this module you will have used 5 different methods for mental addition and subtraction!

Try to remember them by using the word "Shared".

• When you've read about them, practise the methods you like and can remember most easily.
• Ask other people about the methods they use - and share your methods too!
• Keep practising, and HAVE FUN!