7 + 0 = 7, 6 + 1 = 7, 7 + 2 = 9, 8 + 2 = 10, 3 + 2 = 5, 3 + 2 = 5, 4 + 4 = 8 , 2 + 5 = 7, 8 + 4 = 12, 10 + 4 = 14 , 10 - 3 = 7, 12 - 9 = 3, 3 - 1 = 2, 9 - 6 = 3 , 14 - 7 = 7 , 5 - 0 = 5 , 3 - 3 = 0 , 6 - 6 = 0 , 13 - 5 = 8 , 16 - 8 = 8 ,

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