3.5÷0.4÷2.5 8.64÷(3.6-0.9) 0.4×99+0.4
0.94÷0.25 +2.24 1.2÷2.5+0.8÷2.5
2.33×0.5×4 0.65× 105
102×0.57 36.3×7.2-16.3×7.2
12.5×32×0.25 6.8÷(0.5+0.3×4)
7.6÷0.87.6 4.9×1.034.9+1.8
0.98×0.850.85 2.38×102.38÷0.1
综合算式: