5 + 4 = ______________________________ 9 4 + 4 = ______________________________ 8 6 - 6 = ______________________________ 0 8 - 6 = ______________________________ 2 1 + 2 = ______________________________ 3 1 + 2 = ______________________________ 3 4 + 3 = ______________________________ 7 8 - 4 = ______________________________ 4 9 - 7 = ______________________________ 2 1 + 2 = ______________________________ 3 6 - 6 = ______________________________ 0 9 - 6 = ______________________________ 3 9 - 9 = ______________________________ 0 7 - 6 = ______________________________ 1 7 + 2 = ______________________________ 9 7 - 4 = ______________________________ 3 9 - 4 = ______________________________ 5 8 + 2 = ______________________________ 10 5 + 4 = ______________________________ 9 8 - 5 = ______________________________ 3 7 - 7 = ______________________________ 0 1 + 8 = ______________________________ 9 5 + 4 = ______________________________ 9 8 - 7 = ______________________________ 1 8 - 4 = ______________________________ 4 8 + 1 = ______________________________ 9 6 - 5 = ______________________________ 1 9 - 5 = ______________________________ 4 1 + 4 = ______________________________ 5 7 + 2 = ______________________________ 9 9 - 3 = ______________________________ 6 5 + 5 = ______________________________ 10 4 + 4 = ______________________________ 8 7 - 5 = ______________________________ 2 1 + 6 = ______________________________ 7 4 + 3 = ______________________________ 7 5 + 5 = ______________________________ 10 9 - 6 = ______________________________ 3 9 - 4 = ______________________________ 5