23+45+3, 68-29-1, 7 × 8, 56 ÷ 7, 34+67, 90-43, 9 × 5 × 1, 72 ÷ 9, 58+19, 84-26, 6 × 7, 63 ÷ 7, 45+33, 71-28, 8 × 4, 64 ÷ 8, 92+15, 58-34, 5 × 6 × 2, 81 ÷ 9 × 2, 37+42, 74-29, 9 × 3, 56 ÷ 8, 29+58, 85-47, 7 × 6, 72 ÷ 6, 39+51, 96-55, 53+21-8, 31-3+5, 7 × 5 +(5-3), 72-54+3, 19+74+3, 43-17, (100 ÷ 5) + 17, 9 × 51 + 1, 17+59, 90+80+70, (28 ÷ 4) -3, 3+4+5+6+7, 97-18, (66+44) - 55, (78+4) - 43.

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