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

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