Adding on a number line We can use a number line to add or subtract numbers from 1-10. Let’s try 7 + 2 Start on 7 and jump 2 places further on to finish on 9. 7 + 2 = 9 ...

Subtraction by counting back Take a look at this number line. It shows 14 - 5 = 9. You can count backwards down the number line to subtract.