Subtract and encircle the correct answers : 3 – 1 5 – 4 8 – 5 4 5 2 1 8 9 9 3 7 9 – 5 8 – 1 4 – 1 4 6 3 2 7 6 7 5 3 3 – 2 6 – 3 8 – 4 5 1 2 4 5 3 4 3 2 6 – 1 8 – 2 9 – 1 5 3 2 4 6 5 5 7 8 5 – 2 8 – 3 7 – 3 3 2 4 7 5 6 3 4 5 56 Maths Pre-Primer