Use different strategies to subtract including counting back and the connection between addition and subtraction. Use a number line to help count on to find a difference. Aired 12/07/2021 | Rating ...

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 ...

In National 4 Maths use negative numbers in addition and subtraction problems including subtracting a negative number.

Mrs. McCartney talks addition with D.C.; practices hopping the numberline with Springling.