五年级上学期递等式计算练习 姓名：

递等式计算,有简便运算的用简便方法

38.75－5×0.3×0.2 5.2×6－10 6.8－0.8×4

9.8－0.6＋3.2 0.6×0.5×1.13 8.25＋2.4×0.5

12.8－4.8×0.25 20×1.95－1.8 7.5＋2.5×5.2

102×0.45 4.3×0.25×0.4 50.8×101－50.8

7.8×0.36－0.64×7.8 8×0.9×1.25 0.4×（2.5＋25）

2.4＋7.6×3.4 14.25×14.6－4.25×14.6 81×1.01+6

2.139÷9.3×6.2 4.264÷（0.16×20.5） 2.6×1.9÷2.6

2.88÷0.12×7.5 8.5－21.28÷7.6 6.8÷（0.25×6.8）

0.25×1.25×32 0.13×3.89＋0.13×6.11 102×8.5 +36

6.75÷0.25÷0.4

0.75×101+69

70.3－17.48÷7.6

45÷(5.25÷0.25)

1.25×4×2.5×8

1.5×101 +65 （24.5＋8.75）X12 0.4×2.32×0.25 －3.2×0.9 7.56×99＋7.56 3.64÷5.2×23.3 21.8÷0.8－1.2×5 16.5×101－16.5 0.96÷0.3×14 36.45÷(0.82＋3.4×0.2) 9.07－2.64÷0.4 12.6×7.5＋8.3 13.6×0.85－3.6×0.85

4.2 104×8.5-20 86.4÷6.4－0.4 0.25×6.2×0.4

23×6.5＋17×6.5 36÷0.4×0.25 (24.6－18.1)×3.4

7.6×9.9+7.6×0.1 13.6×0.8×12.5 23.9×8.5－3.9×8.5

(2.55＋9.6÷16)÷0.42 9.2÷0.25÷4

（2.65+2.77）÷（2.98-0.98） 3.7x91.6+6.3x91.6 0.45x12x0.2÷9 6.2x2.1-2.1x2.8-2.8x0.15 2.8x1.43+0.57x2.8 10-6.06+8.5x0.2