Subtraction is taking away one number from another. When you subtract it gives you the difference between two numbers. Here are 7 blocks. If you take away three blocks, how many are left? There ...

There are different words you can use for subtraction. You could say '7 take away 3 is 4', '7 subtract 3 equals 4' or '7 minus 3 equals 4'. You could also say 'the difference between 7 and 4 is 3'.