脱式计算
20÷4+5 6×2+7
(42-30)÷2
77-46+32 6×8+5 7×(45÷5)
(75-26)÷
65-38+26 79+19-56 (58-34)÷8 84-27+16 4+27-16
93-23+14 69-(39-23) 99+(25-24)(2+7)×8 6×(2+6) 3×9÷3
7 9×6+4 10+5×4 77-76+32 61-38+26 79+19-16 18+36+27 87-27+16 30+(23-29) 73-23-4 93-(39-23) 19 +9×6
(19+2)÷3
(36÷4)+27
32÷4+16
29-4×2
16÷2×7
42÷6×7
42÷(1+6) (6+ 2 )× 7
(40-28 )
÷6
因篇幅问题不能全部显示,请点此查看更多更全内容