7 + 5 =, 11, 12, 10, 13, 12 - 4 =, 10, 14, 6, 8, 9 + 8 =, 17, 15, 20, 18, 15 - 6 =, 10, 11, 8, 9, 20 + 3 =, 22, 21, 23, 24, 14 - 9 =, 4, 5, 7, 8, 6 + 11 =, 17, 19, 16, 18, 18 - 7 =, 15, 13, 12, 11, 13 + 6 =, 18, 17, 19, 20, 16 - 5 =, 11, 13, 10, 9, 23 + 5 =, 23, 25, 28, 30, 11 + 24, 30, 26, 38, 35.

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