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