混合运算: 49+84÷4 (18+42)÷4 17+34×9 (72-58) ×5 14×4+6×3 220-600÷4 61×3+744÷3 162 645÷5-936÷9 413+537 (27+53) ÷4 (1767-969) 468÷9+18 820 ÷(91-85) 507÷3 ×6 125÷2÷5 (104-24)×8÷6 44+81×4 ×2×3 ×6 (232+128)÷6 840÷(72-68) (360+180)÷9 360÷3×7 212÷4+297 (1308-1299)×108 (47+79)÷6 240 360÷9+277 215 64÷8×388 135 ×8 -835 (6033-5733)×3×2 ×(270-262)÷5 5×(208+309) (565-156)×8 327×(205-198) 112×(48÷6) 56÷7×100 (423+57)÷8 300×(500-498) (306+94)×3 (525+105)÷7 156-540 (65-58)×13 4800 ÷9 1010-467+285 ÷8+157 480÷8×7 本文来源:https://www.wddqw.com/doc/7650fd7abe1e650e52ea9988.html