人教版四年级数学下册小数加减法混合运算专项练习题138Word文档格式.docx

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人教版四年级数学下册小数加减法混合运算专项练习题138Word文档格式.docx

1.7-0.4=7.3+0.6=0.73+0.17=1.3-0.1=

2.4-0.3=7-4.6=0.76+0.04=1.3-0.4=

4.5+0.9=8.9+0.7=0.63-0.46=6.5-0.4=

3.8-0.9=6.2+4.6=0.62-0.48=1.1-0.6=

0.6-0.28+3.56.9-0.84-3.1683.7+38.3-36.1

60.86-44.25+57.1361+13.62+16.569.57+6.47-3

80-(4.83+0.51)70.1-(23.4-6.5)3.79-1.16-2.55

8.3-0.3=8.5-0.4=0.87+0.29=2.2-0.4=

8.2+0.7=8.7+2.3=0.64+0.34=6.9+0.1=

1.2-0.2=7.9-0.7=0.62+0.47=8.3-0.9=

7.8-0.7=6.3-4.2=0.69-0.41=7.7-0.1=

4+0.7=7.7-3.5=0.67+0.47=5.3-0.1=

6-0.5=7.4+2.6=0.7+0.39=3.5+0.9=

3.2-0.1=7.3+3.6=0.72-0.07=7.3+0.1=

7.6-0.3=8.6+0.7=0.72-0.03=6+0.3=

0.72+0.29+0.88.8-0.49-4.5156.9+29.8-14.2

67.81+24.42+94.0667.26-48.95+90.916.32+3.24+3.05

20-(9.72+0.11)99.9-(21.9+4.9)7.74+6.22-1.29

3.3+0.2=6.1+2.1=0.71-0.11=1.7+0.1=

1.5+0.7=8-1=0.85-0.49=2.8-0.4=

7.1+0.8=6.8-2.2=0.9+0.48=7.3-0.3=

5.9-0.1=7.2+3.9=0.84-0.47=1.7+0.8=

5.1-0.1=7.4+3.6=0.74+0.3=2.8+0.6=

7.4+0.4=9+4=0.73+0.13=4.5-0.1=

4.2-0.1=8.1-1.6=0.85+0.45=7.2+0.7=

5.2+0.6=6.1-2.1=0.6+0.06=2.3+0.5=

0.9-0.32+49.5-0.82-1.1845.3-17+15.2

86.19-15.64+92.5268.62-30.57+68.037.79-3.38-2.74

20-(6.55+0.67)82.6+(23.4+6.6)7.13-2.86-1.42

5.3+0.7=8.3+1.8=0.64+0.24=7.4+0.7=

5.1+0.3=7.3-4.1=0.84-0.48=7-0.8=

1.1-0.4=7.8+1.6=0.65+0.23=3.9+0.3=

8.2+0.8=8.9+3.6=0.71-0.2=4.2-0.8=

3.4+0.9=7.8-1.1=0.71-0.34=2.6-0.7=

3.6+0.2=7.4-3.1=0.77+0.44=6.6-0.9=

6.8+0.1=7.5+4.3=0.64-0.45=8.3+0.3=

1.3-0.7=6.6+3.9=0.79+0.39=8.1+0.7=

0.62+0.07+7.45.8-0.4-2.664.2+15.2+17.3

64.25-10.37+54.7181.65+38.16+79.495.03+3.41+1.53

40-(9.1+0.39)93.8-(22.8+8)5.9+2.18+2.27

8.2+0.3=7.8-0.8=0.82-0.4=5.2+0.4=

3.4-0.9=8+3.5=0.82-0.2=6.5+0.9=

5.3-0.1=7.4+4.2=0.74+0.49=7.5+0.8=

5.1+0.6=8.9+3.7=0.82-0.1=7.7-0.7=

4.5-0.3=7.5-0.1=0.73-0.3=8.4+0.8=

1.3-0.8=8.3-3.6=0.74-0.42=7.6+0.1=

7.2-0.1=7.3+3.9=0.89+0.02=6.4-0.4=

7.6-0.1=7.7+2.6=0.71+0.46=5.1-0.6=

0.75+0.09+5.77.9-0.49-1.5172.1-21.2+43.1

86.42+48.29+41.9880.86-36.61+21.264.76-1.13-3.25

30-(9.97+0.59)70.9+(10.6+1.5)5.18+3.31+1.35

7.2+0.1=6.4+2.8=0.7+0.19=2.6-0.3=

2.9+0.9=7.1+4.8=0.72+0.48=2.2+0.4=

6.2-0.5=8.5-0.4=0.66+0.31=5.9-0.2=

5.1+0.8=7.9+4=0.68-0.15=4.5-0.9=

7.8+0.4=7.8+1=0.67+0.25=4.3-0.8=

5.5+0.1=8.9-4.4=0.86+0.33=8.2-0.6=

6.6+0.8=6+4.2=0.74-0.08=2.5+0.5=

3.6+0.6=8.8+0.8=0.76-0.02=4.1+0.2=

0.76-0.35+2.59.8-0.11-4.8945.1-11.6+31

61.84+47.87+83.177.77+13.49+86.065.45+1.02+3.67

60-(4.24+0.39)61.3+(29.1+1)9.71+2.04+3.85

5.5+0.4=8.2+0.5=0.8+0.42=5.3+0.9=

3.2-0.1=8+4.5=0.83+0.22=3+0.9=

4.1-0.1=7.8-1.6=0.72+0.16=9-0.1=

3.2+0.7=8.7-3.5=0.82-0.09=1-0.1=

4.1-0.2=7.8-1.1=0.81+0.39=9+0.4=

7+0.5=8.8-4.9=0.6-0.38=2.8-0.8=

4.6+0.8=8.1-2.4=0.69+0.12=1.7+0.4=

5-0.2=7-1.8=0.84-0.09=5.7-0.7=

0.8+0.32+5.56.8-0.84-2.1665.3+42.8+12.7

65.55+31.7+57.6270.55-46.77+96.278.11+2.62-1.3

40-(9.12-0.77)91.8+(29.3-6.7)6-2.16-3.6

7.8-0.5=6.7+4.6=0.85+0.41=2.4+0.4=

4.2+0.6=7.7-1.6=0.89-0.48=7.7+0.9=

2.6-0.7=8.8+2.2=0.63+0.46=1.5+0.7=

8.8+0.3=8.1-3.7=0.66-0.03=5.1-0.3=

8.2+0.4=7.1+0.6=0.76+0.01=8.1+0.8=

5.8-0.4=7+3.4=0.86+0.01=3.5+0.9=

4.9-0.9=8+3.7=0.72-0.26=1.8-0.1=

5.2+0.2=6.1+3.7=0.69+0.35=4.2-0.9=

0.72+0.24+4.49.5-0.78-1.2277.4+35.2-12.6

71.73+21.54+45.3462.63+42.23+41.86.97+1.28-5.62

50-(3.86-0.12)91.4+(14.1+8.2)3.91-2.1+1.11

2+0.8=8.7-3.6=0.84-0.06=2+0.8=

8.8-0.3=6.1-4.9=0.6+0.28=5.3+0.4=

4.2-0.8=7.3+1.8=0.7+0.45=3.2+0.4=

2.1+0.9=7.2-3.3=0.69+0.34=2.2-0.8=

8-0.2=9+1.6=0.62-0.48=7.1-0.5=

7.9+0.5=6.9-3.7=0.65-0.28=3.4+0.4=

4.4-0.9=6.3-1=0.7-0.43=5.9+0.3=

4.2-0.7=8.8-2.8=0.78+0.09=2.3-0.4=

0.6-0.16+9.45.5-0.13-3.8784.2+32.9-14.7

65.96+33.47+25.0760.29+47.61+64.398.26-4.3+3.73

70-(8.11+0.98)65.6-(29.5-8.7)6.18+3.11+2.35

3.9-0.7=8.4+1=0.6-0.09=1.9-0.2=

1.8+0.9=6.2+4=0.63-0.35=1.6-0.4=

8.9+0.4=8.7+3.3=0.63+0.01=5-0.2=

2.6+0.9=8.5+4.2=0.7-0.29=7.7-0.8=

2.2+0.8=6.1-2.5=0.68+0.16=6.1-0.3=

7.3-0.3=7.4+0.9=0.76+0.42=7.8-0.5=

3.1-0.9=6.3-3.9=0.88-0.46=3.4+0.9=

6.9-0.9=6.3-0.9=0.89-0.07=5.7-0.6=

0.86-0.34+56.3-0.6-1.467.2+39.9-18.4

61.09-48.48+11.8467.91+25.59+19.865.35-2.43+2.1

90-(1.52-0.52)61-(17.5+3.8)6.29+2.85+2.44

5.9-0.2=7.4-3.4=0.6-0.3=6-0.3=

3.9-0.7=8.2-4.6=0.62+0.02=6.9+0.6=

1.4+0.2=7.8-4.4=0.89-0.09=7-0.5=

4.5-0.4=6.9+1.8=0.73+0.28=3-0.1=

6.2+0.2=6.7+4.5=0.65-0.39=1.3+0.9=

7+0.4=8.1+3.2=0.86-0.33=5.5+0.7=

3.4-0.1=8-4.8=0.85+0.01=5.9-0.4=

5+0.4=7.2+1.3=0.65-0.04=6.9-0.6=

0.61-0.44+1.98.2-0.56-3.4464.5+21.6-17.6

75.54+32.45+95.7671.15-46.06+59.898.26+5.96-1.26

40-(7.9-0.68)65.8+(24.5-1.5)4.2+2.4+1.56

6.8-0.3=7.8-1.5=0.87-0.29=7.7+0.7=

4.4-0.7=7+1.6=0.68-0.18=3.8-0.1=

3.4-0.4=8+1.7=0.63-0.46=2.7-0.6=

8-0.9=7.5-2.2=0.86+0.45=3.9-0.9=

2.6+0.9=6.4-2.8=0.73-0.27=5.6-0.9=

2.4+0.8=7.6+4=0.9-0.24=4.9-0.6=

2.2-0.6=7.6-3.2=0.78-0.23=3.8-0.7=

2.3-0.3=6+4.6=0.6+0.07=2.7-0.9=

0.88+0.06+9.47.9-0.45-2.5549.5+20.4-18.6

88.02-42.98+96.1260.27-44.84+27.763.88+1.09-1.51

50-(6.51-0.6)76.1+(15.7-6.7)4.26-1.64-1.84

4.7-0.5=6.2+0.3=0.88-0.04=8.2-0.9=

7.1-0.7=8.2-0.1=0.62-0.1=5.9+0.2=

6.9-0.2=6.8+2.5=0.61-0.14=3.6-0.3=

7.9-0.7=6.5+4.6=0.65+0.23=6.2+0.3=

5.1+0.4=7.8+4.7=0.61-0.43=2.1+0.1=

5.8+0.2=8.1-3.2=0.82-0.21=5.9+0.3=

6.7+0.4=6.6-1=0.87-0.1=2.4+0.5=

1-0.7=7.9-2.8=0.74-0.18=2.5-0.8=

0.82-0.29+1.67.3-0.38-2.6248.4+24.6-14.3

77.7+46.4+38.8560.85+41.77+12.377.1-4.98-1.61

40-(1.09-0.37)97+(29.1+4.2)7.7-3.87+3.64

6.6-0.2=7.2-1.3=0.67+0.42=8.5+0.6=

1-0.9=8+1.6=0.76+0.32=6.9-0.9=

4.2-0.5=7.3+4=0.79+0.33=2.2-0.3=

6.7+0.3=6.4+0.9=0.8+0.05=8.4+0.7=

7.5+0.6=7.9-3.9=0.74+0.09=5.4-0.3=

5.8+0.9=8.4-4.6=0.83+0.38=8.7+0.9=

1.4+0.9=7.7-2=0.86+0.24=7.1+0.6=

5.2+0.3=7.5+2.9=0.81+0.24=1.7-0.4=

0.63-0.13+1.38.5-0.73-0.2775.9-33.2+15

77.95-37.32+16.0569.34+18.37+79.237.4+3.05-1.41

90-(2.7-0.93)61.5-(27.6+8.2)5.98+3.81-1.18

5.2-0.7=8.7+4.2=0.63+0.49=7.2-0.5=

6.1+0.1=7.8-4.6=0.63+0.4=2.6+0.9=

5.1+0.9=8.4-0.5=0.6-0.38=8.4+0.4=

1.8-0.1=6.9-1.7=0.82+0.15=6.6+0.8=

6.9-0.6=8.6+1.5=0.67-0.07=8.2-0.9=

1.3-0.3=6.6+3.6=0.82+0.32=9+0.6=

6.3+0.3=8.8-4.1=0.7+0.22=4.5+0.1=

2.6+0.8=6.1-4.8=0.77-0.2=2.7-0.2=

0.8+0.29+7.66.2-0.84-1.1697.1+28.5-54.6

87.62+33.97+58.970.87-39.56+13.675.26-1.86-2.62

60-(1.66+0.76)97.4-(22.4+2.6)7.26-3.5+3.35

3.2-0.4=7+0.6=0.71+0.34=4.5+0.3=

5.6-0.1=7.2-4.2=0.74+0.26=2.4+0.3=

1.4+0.1=6.3+1.8=0.84-0.17=7.4-0.5=

8.1+0.3=8.6-3.1=0.82+0.3=6.2+0.8=

5.7-0.9=6.3-2.3=0.88+0.43=2-0.6=

3.9+0.4=6.1+4.1=0.77+0.37=1.8-0.9=

7.4+0.7=6.7+2.7=0.84+0.39=6.1-0.2=

3.6-0.6=6.3-2.5=0.71-0.49=3+0.8=

0.85-0.28+5.97.1-0.68-1.3245.8-27.2+13.3

61.09-22.7+28.2985.72+13.99+84.498.51+4.13+3.96

40-(2.71-0.69)62.4-(21.6-4.8)5.13+3.17+1.02

7.7-0.4=6.5+2.2=0.88-0.25=6.7+0.1=

2.1-0.1=7.7+0.5=0.89-0.36=5.3+0.5=

3.3+0.7=6.8-2.6

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