14 - 8 = ____ 13 - 7 = ___ 6 - 2 = _____ 5 - 2 = _____ 4 - 4 = ____
11 - 9 = ____ 12 - 2 = ____ 12-11= ____ 7 - 2 = _____ 10 - 8 = ____
2 - 2 = ____ 6 - 0 = _____ 16 - 6 = ____ 11 - 6 = ____ 11 - 7 = ____
18 - 9 = ___ 11 - 3 = ____ 2 - 0 = _____ 4 - 3 = _____ 5 - 3 = _____
4 - 1 = ____ 14 - 6 = ____ 12 - 3 = ____ 13 - 5 = ____ 10- 5 = ____
17 - 7 =____ 12 - 5 = ____ 11 - 4 = ____ 7 - 0 = _____ 11 - 9 = ____
9 - 2 = ____ 15 - 9 = ____ 12 - 7 = ____ 8 - 6 = _____ 7 - 4 = _____
10 - 1 = ___ 14 - 4 = ____ 20 - 7 = ____ 12 - 9 = ___ 12 - 6 = ____