Subtract on the number line : 0 1 2 3 4 5 6 7 8 9 10 8 – 3 = 5 0 1 2 3 4 5 6 7 8 9 10 9 – 5 = 0 1 2 3 4 5 6 7 8 9 10 7 – 2 = 0 1 2 3 4 5 6 7 8 9 10 5 – 4 = 0 1 2 3 4 5 6 7 8 9 10 6 – 4 = 57 Maths Pre-Primer