人教版四年级数学下册小数混合运算综合练习题19Word下载.docx

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人教版四年级数学下册小数混合运算综合练习题19Word下载.docx

8.3+0.9=7.7+4=0.72+0.32=1.9+0.4=

6.7-0.4=7.6+0.3=0.85+0.28=7.8+0.7=

1.5+0.9=7.4-0.1=0.66-0.19=6.7-0.2=

1.9+0.8=6-1.1=0.89+0.22=5.7+0.6=

0.67+0.39+3.47.5-0.82-2.1889.4+73.1+10.8

85.2-22.95+53.7775.74+48.17+69.346.15-2.94-1.37

20-(4.51+0.62)78.5+(27.4+6.1)7.93+5.37-2.02

2.4-0.3=7.4-4=0.77-0.11=4.2+0.5=

5.5+0.8=7+2.4=0.64+0.36=6.5-0.4=

7.1+0.6=6.8+0.5=0.83-0.06=3.8-0.2=

5.1+0.4=7.2+1.7=0.69-0.35=4.9+0.5=

9-0.8=6.8+1.2=0.87+0.24=8.1-0.5=

4.7-0.5=8.3+0.6=0.65+0.2=6.8+0.5=

4.4+0.3=8.9+2.1=0.89-0.48=6.3+0.3=

7.2+0.8=8.7+2.7=0.6-0.14=8.6-0.6=

0.86+0.27+39.5-0.59-4.4162.9-18.7+16.3

66.79-28.58+78.6673.47+37.83+94.997.01+4.94+1.99

40-(3.97+0.33)70.4-(14.1-5.9)7.7+5.9+1.68

1.9-0.4=6.4+0.9=0.71-0.27=8.5+0.9=

3.6-0.7=6.4-4.9=0.79+0.47=3.2+0.8=

3.9+0.1=7.4+4.8=0.7+0.14=7.8+0.8=

1.3-0.6=6.1-3.8=0.8-0.37=8.8-0.8=

4.7-0.3=6.1-1.5=0.89-0.17=1.1+0.8=

2.9-0.9=6.1+2.6=0.64-0.32=7.2-0.9=

1.5-0.1=8.3+3.7=0.73+0.13=1.4-0.8=

2.4+0.4=6.3+2.6=0.61+0.44=5.8+0.2=

0.87-0.08+2.58.3-0.3-2.784.4-11.3-22.2

67.2+15.5+40.0574.02+38.62+25.753.93+1.24+1.21

70-(6.02+0.75)85.5+(27.3+1)7.1+3.68+2.35

4.6-0.1=6.8-1.2=0.77+0.25=7.3-0.8=

6.2+0.7=6.1+1.1=0.68-0.06=3.1+0.7=

5.6+0.9=8.3+0.4=0.78+0.03=4.1+0.5=

7.2+0.2=6.7-2.8=0.64+0.25=5.5+0.6=

9+0.7=7.3-0.3=0.8+0.48=4.8-0.5=

8.2+0.1=6.3+4.8=0.88-0.34=4.1-0.9=

1.6-0.8=6.2+2.7=0.62-0.11=7.5-0.6=

6.3+0.5=8.5+2.6=0.76+0.01=5.4-0.8=

0.81+0.28+4.16.3-0.22-0.7835.4-13.4-19.1

66.42+26.04+10.2477.7-10.13+42.283.58+1.38-1.11

40-(1.38-0.15)66.7-(16.5-4.3)4.35+1.73+1.9

4.2-0.1=8.7+0.5=0.72-0.4=4.1+0.7=

8.2+0.9=7.8-4=0.89+0.39=2.6-0.4=

8.1+0.9=8-4.5=0.88-0.46=7.5+0.8=

3-0.1=7.1-3.2=0.85+0.11=6.3-0.9=

4.8+0.9=7.5-2.5=0.82+0.45=4+0.7=

5.5-0.1=7.5+1=0.64+0.15=3.6-0.3=

8.3-0.5=8.8-3.5=0.82+0.29=2.7-0.5=

7.1+0.4=7.7-0.3=0.84-0.34=6.1+0.6=

0.83-0.21+0.28.1-0.58-1.4249.3+26.9-13.1

82.07+30.34+21.9163.6-44.37+32.343.84-1.65+1.21

20-(8.94+0.49)69.7+(13.6+7.6)9.65+1.97-4.4

4.2+0.3=7+2.4=0.62+0.34=5.7-0.7=

3.4+0.4=6+1.8=0.64+0.03=3+0.4=

2+0.9=7.6-2.7=0.74-0.35=3+0.2=

4.1+0.3=7.7+4.9=0.86+0.22=6.9+0.4=

6.4-0.1=6.6-0.7=0.6+0.38=8.7+0.5=

8.1-0.4=6-4.6=0.73-0.09=3.8-0.8=

1.2-0.6=7.8+3.4=0.74-0.25=7.3-0.8=

4.2-0.7=6.9-1.5=0.78-0.43=7.2+0.4=

0.83+0.31+6.67.4-0.63-0.3784.3-45.5+26.9

74.41-43.23+71.2165.53-45.78+61.918.74-2.86-5.82

80-(2.26-0.2)69.9+(13.5+3)8.36+5.03-2.39

4.2+0.4=7.3+1.9=0.84-0.32=8.5+0.8=

6.1-0.8=6.4-1.2=0.72-0.08=7.9+0.1=

7.2+0.1=7.4-2.3=0.81+0.44=6.8+0.1=

2.1-0.7=8.8-2.7=0.84+0.45=3.2-0.5=

6.8-0.5=7.2+2.5=0.63-0.1=5.5-0.1=

6.5-0.8=6.3-2=0.68+0.24=2-0.7=

8.3-0.6=9-1.6=0.65-0.05=4.7+0.8=

2.3-0.8=8.3-2.4=0.88-0.1=7+0.7=

0.69-0.17+0.86.9-0.24-0.7691.5-70.3+19.9

80.17-45.39+78.6682.05-47.27+54.715.17+3.22+1.23

60-(8.5+0.64)67.3+(10.3+5.1)8.87-4.69-4.03

2.2+0.4=6.2-0.7=0.68-0.31=4.7+0.9=

8.3-0.6=7.8+0.8=0.73-0.02=1.4+0.9=

5.5+0.4=6.6-0.6=0.88-0.34=3.7-0.1=

6.8+0.8=7.5-2.4=0.63+0.03=2.2+0.6=

5.3-0.7=7.9-4.2=0.63-0.38=2.7+0.9=

6.9-0.5=8.7+3.9=0.9-0.47=3.2-0.2=

2.9+0.9=6.2-2.6=0.6-0.31=8.2-0.2=

2.9-0.7=8.1-1.1=0.75+0.13=5+0.8=

0.87+0.07+5.27.9-0.21-4.7970.8-42.6-19.8

63.38-17.5+2485.75+16.19+58.723.85-1.43+1.99

90-(3.31+0.99)72.5+(15.7+8.6)6.6-2.15-3.02

3.5-0.6=8.8-4.2=0.8+0.36=3.8+0.7=

2.8-0.8=6.1+3.6=0.85-0.23=1.8+0.5=

2.3+0.1=8.2-3=0.77+0.11=7.4+0.1=

3.9+0.8=8.2-2.4=0.66-0.1=6.9-0.6=

3.1-0.6=8.1+1.1=0.77-0.48=6.6+0.5=

1.6-0.1=6.8+1.1=0.74-0.45=8.8-0.2=

2.7-0.3=7-2=0.79+0.42=4.8-0.8=

3.8-0.9=8.8-1.1=0.84+0.15=3.1+0.2=

0.74+0.12+1.47.6-0.18-0.8238.8-22.5-15.5

82.74+12.06+63.4163.21-38.3+84.355.24+1.31-1.58

50-(8.29+0.38)65.2-(24.2-4.1)8.07+1.3-4.07

2.3+0.3=8.6-1.8=0.7-0.34=2.5+0.9=

4.8+0.4=8.3-2.4=0.9-0.48=2.9-0.6=

3.3-0.5=6.3-3.4=0.61+0.36=5.8+0.8=

5.6-0.2=7.4-1.8=0.74-0.22=5.8+0.3=

9-0.8=6.3+2.9=0.72-0.12=6.3-0.3=

1.3+0.5=8.4-2.6=0.76+0.25=7.6-0.9=

8.3+0.4=8.7+4=0.61-0.12=1.3+0.5=

7.5+0.7=7.8-3.6=0.77-0.08=8.3-0.7=

0.67-0.04+0.65.6-0.65-0.3597.8-72.2-21

72.92+21.22+12.2375.54+10.32+83.449.71-6.63-2.45

70-(7.23+0.39)75.2-(14.5+6.5)5.94+4.25-1.49

8.9-0.5=6.6+1.4=0.9-0.47=6.1-0.2=

1-0.5=8.2-4.2=0.65+0.18=8.4+0.9=

3.5+0.5=8.4-1.5=0.84-0.32=5.6-0.9=

8.8+0.3=7.4+4.3=0.78-0.25=6.8+0.8=

6.6+0.1=6.5+0.2=0.67-0.47=3.6+0.4=

3.3-0.5=9-2.3=0.86+0.44=4.5+0.6=

6+0.3=6.3+0.7=0.68-0.47=7.1+0.5=

4.2-0.6=7.3-2.7=0.81+0.31=2.7-0.4=

0.7-0.12+17.5-0.13-3.8759.2-32.2+25.1

68.41+45.35+47.8875.9-32.39+59.246.1+1.07-3.1

70-(4.76-0.57)75.5+(27.2-7.7)9.25-3.74+5.07

5.3+0.2=6.5+2.1=0.77+0.19=8.5-0.9=

3.5+0.2=8.6+0.1=0.63+0.34=2.7-0.7=

4.4+0.6=8.4-1.6=0.67-0.05=7.7+0.2=

6.9+0.2=7.2-1.9=0.78-0.08=6.8+0.5=

2.2-0.2=8.4-1=0.81-0.28=2.2-0.4=

8.4-0.6=8.1+3.7=0.82-0.26=4.8+0.6=

4.6+0.5=6+1.8=0.67-0.1=6.3+0.7=

5.4-0.6=8.7+1.7=0.85+0.42=8.8+0.8=

0.72-0.17+8.86.3-0.52-0.4842.9-16.1+17.8

75.06-19.29+10.6573.82-12.22+42.987.88+2.76+3.47

60-(3.14+0.84)65.3-(24.9+3.3)6.4+3.06-1.31

8.3-0.3=9-4.8=0.82+0.16=4-0.5=

8.1-0.9=6+2.5=0.79-0.41=7.6+0.5=

8-0.6=6.1+4.7=0.63-0.17=6.1+0.3=

8.9+0.3=7.8+2.6=0.75+0.29=7.7+0.4=

8.9+0.2=7.9+1.2=0.67+0.26=7-0.4=

5.8-0.5=6.6+1.1=0.64-0.3=5.3-0.6=

3.1+0.5=8-0.8=0.6-0.41=5.3+0.9=

5.8-0.5=6.8-3.7=0.7+0.37=1.9+0.2=

0.7-0.09+5.48-0.3-3.786+56.9-18.9

62.49+15.87+46.3983.66+44.45+89.683.85-1.38-2.04

80-(9.43-0.27)87.4+(11.4-7.4)9.63+5.9+2.49

1.7-0.7=8.3-0.5=0.72+0.17=1.8+0.3=

1.9-0.9=7.1+4.6=0.71+0.15=1.9+0.2=

5.8+0.1=6+4.1=0.82-0.42=3.9-0.2=

7.3+0.5=6.3-3.2=0.69-0.05=6.7-0.1=

6.5-0.3=7.6-1.6=0.67-0.11=1.1+0.8=

8.8-0.1=7.5+0.7=0.83-0.48=4.2+0.6=

7.2-0.8=6.9+3=0.68+0.42=6.1+0.1=

5.9-0.3=6.2+4.4=0.81+0.17=2.4+0.9=

0.68-0.16+8.55.1-0.27-3.7390.7-67.9+19.9

74.44-30.72+27.8580.32-39.67+78.475.83+3.35+1.43

80-(1.71-0.87)96.8-(29.4+4.3)7.83-4.52+2.68

1+0.9=6.9-2.1=0.89-0.48=3.8-0.2=

6.2-0.4=8-2.6=0.73+0.24=3.3+0.6=

3.5-0.5=6.5-4.8=0.77+0.09=7.6+0.6=

2.2-0.4=6.4+2.5=0.67+0.09=2.2-0.8=

2.5-0.6=8+3.7=0.89+0.09=6.9-0.6=

7.4-0.7=7.7+3.3=0.67+0.43=2.1+0.4=

5+0.4=8.9+3.1=0.73-0.07=7.5-0.8=

3.5-0.5=6.1+0.8=0.71+0.46=7.1-0.5=

0.63+0.07+3.99.7-0.58-2.4267.6+17.5-35.8

82.05-30.72+97.663.54+19.34+65.689-4.53-3.4

60-(5.7-0.59)76.4+(26.9-2.2)8.14-4.86+1.02

1.2+0.8=6.4+1.4=0.64-0.04=7-0.8=

4.8+0.9=7.4+0.7=0.64+0.44=2.9+0.4=

4.4-0.5=6.5-2.9=0.82+0.07=4.1-0.7=

8.5-0.7=6.2-3.7=0.79+0.08=5.1+0.7=

4.4-0.4=6.3-3.5=0.71+0.28=1.1-0.4=

6.7+0.5=8.3-0.5=0.89-0.03=8.7-0.3=

1.4+0.1=7.9+3.2=0.86+0.22=8+0.5=

1.1+0.4=7.4-2.6=0.81-0.43=9-0.4=

0.64-0.02+0.98.6-0.82-4.1850.4-33.5-15.6

69.82-21.42+94.4168.48+21.34+88.758.87-6.12+1.79

30-(3.71+0.98)84.8+(28.1+2.6)9.4-2.54-3.87

7.3-0.6=8.2-4.3=0.6-0.48=5-0.7=

3.6+0.9=7.3+1.2=0.73-0.06=2+0.1=

1.8+0.2=8

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