北师大小学四年级数学下册脱式计算竖式计算.doc

45.2－33.5= 1.37+2.65=

54× (3.94+6.86) （3.2+0.12）×0.8 0.175×0.25×4

8.25+1.55= 7.3－2.25=

1.8×0.25+4.2 28.7-17.9+4.5 2.4×3-6.18

10－2.45= 3.7+2.36=

12× (15.4-12.2) 9× [0.3×(8-6.5)] 0.4×99+0.4

10.2－8.75= 15.4+2.97=

7.8+4.56+2.2 5.01-1.9+4.99 12.7+12.5×5

11.65－7.39= 10－3.14=

3.6×4-2.5 0.65×6.4-0.65×5.4 78×0.25×0.4

1.44×3.98= 1.36×0.8=

90× (3.6-1.8) 3.6+5.8-1.2×5 0.36× [(6.1-4.6)×0.8]

85－34.7= 0.7×7.8=

8.5×5.67－7.5×5.67 1.6×[(1.8+1.95)-2.5] 4.5－1.14+1.5－1.24

1.3×0.25= 1.44×3.98=

6.2+3.5×25×4 7.32－4.37×0.9 4.05×0.5+0.81

4.8×0.25= 4.8×1.2=

1.25×32 0.56＋3.48＋0.44＋6.52 2.8+（2.25＋27.5×1.5）

0.32×0.8= 0.32×1.2=

5.8×7.6＋7.6×4.2 145.3－58.6－41.4 [（5.1－3.6）÷0.8－1]×0.09

9.8×0.5= 9.8×1.3=

0.5×4+0.5×6 （7.5－2.3×0.4）-0.2 5 2.16+0.9×3

2.42×1.1= 3.14×1.5=

2.6×(0.175÷0.25) 70.8－1.25－1.75 (8＋0.8)×1.25

2.6×0.8= 2.15×2.1=

9.4×[0.96÷(5.4÷0.9)] 2.125×1.5+7.875×1.5 0.7×101－0.7

0.12×50= 2.6×0.5=

0.125×4.7×8 12.5－1.68－2.32 567÷20÷5

9.6×0.8= 3.25×1.8=

19.6÷﹝0.48÷（5.4÷0.9）﹞ 1.92×（2.3+10.5÷15） 18÷﹝0.6×（8-6.5）﹞

4.8×0.9= 9.34×1.4=

7.2×9.9 4.75×99＋4.75 70.8－1.25－1.75

0.7×9.32= 1.87×2.3=

3.54×0.29－0.29×2.54 1.25×32×2.5 1.6×3.2－3.2

0.15×0.63= 1.8×0.85=

93÷0.31÷3 4.81＋8.3＋5.19＋11.1 2.5×（8＋0.4）

11.73+40.39= 32.85－20.39=

138÷0.25÷0.4 125×8.8 0.45×98

33.87+16.89= 10.21-3.85=

（37.26－6.01）×0.4＋5.5 2.38×0.5＋5.62÷2 15.8＋4.2×10.5

3.8+3.54= 3.05－2.9=

51.8－4.8×（2.03－0.18） 1.25×32×2.5 1.6×3.2－3.2

11.65－7.39= 10－3.14=

9.43－(8.65+0.40) 4.6+12.3+5.8 15－(1.3+3.9)

8－7.23= 3.8+3.54=

4.6－1.75+2.08 5－(4.19－2.83) 7.41－(2.96+3.04)

85－34.7= 0.7×7.8=

4.28+0.53－3.37 3.2+1.27－2.49 1.54+2.08+3.62

1.44×3.98= 1.36×0.8=

9.5+4.85－6.36 5.6+2.7+4.4 4.6－(1.75+2.08)

4.8×1.2= 0.32×0.8=

4.02－3.5+0.98 70.8－1.25－1.75 5－4.19+2.83

2.13×4= 4.8×0.3=

2.6+1.4×3 (8+0.8)×1.25 2.5×0.6－1.8×0.5

8.25+1.55= 7.3－2.25=

2.5×2.8×4 2.5×13+0.9 0.25×13.7×0.4

9.34×1.4= 0.7×9.32=

1.83+3.79+0.17 22－1.6×7 0.89×4.8+0.89×5.2

1.87×2.3= 0.15×0.63=

10―0.34―0.66 12.8+2.04×9.5 6.15×9.4－42

1.8×0.85= 48×0.15=

4.5×3.6+5.2×0.35 4.5×0.9+5.5×0.9 35.7+14-30.8

3.7+2.36= 10.2－8.75=

5.4÷（2.7×4） 9.4×[0.96÷(5.4÷0.9)] 52÷6.5+26×0.37

9.8×1.3= 654×0.9=

1.6×(2.25+10.5÷1.5) 90÷(3.6－1.8) 3.4×7.8÷3.9

2.6×0.8= 2.15×2.1=

0.36÷[(6.1―4.6) ×0.8] 54÷(3.94+6.86) 0.175÷0.25×4

2.13×4= 4.8×0.3=

(3.2+0.12)÷0.8 0.175÷0.25×0.4 28.7÷7+4.5

3.25×1.8= 4.8×1.3=

96× (15.4－12.2) 2.4×3-0.18 9× [0.3×(8－6.5)]

1.25+2.41= 1.3－0.56=

7.8+4.56+2.2 12.7+12.5×5 0.4×99+0.4

15.4+2.97= 5.94+10.7=

3.6×4－2.5 0.65×6.4－0.65×5.4 5.01－1.9+4.99

8.25+1.55= 7.3－2.25=

2.5×2.8×4 2.5×13+0.9 0.25×13.7×0.4