15, 2 + 13 =, 19, 8 + 11 =, 10, 10 + 0 =, 14, 7 + 7 =, 3, 1 + 2 =, 20, 1 + 19 =, 11, 5 + 6 =, 17, 9 + 8 =, 16, 1 + 15 =, 4, 1 + 3 =, 9, 2 + 7 =, 18, 12 + 6 =, 5, 2 + 3 =, 6, 4 + 2 =, 2, 2 + 0 =

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