四年级数学下册小数加减法混合运算专项练习80Word文档下载推荐.docx

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四年级数学下册小数加减法混合运算专项练习80Word文档下载推荐.docx

2.2+0.1=8.4+0.3=0.63-0.33=8.7-0.9=

2.3+0.1=7.6+3.6=0.85+0.34=3-0.4=

7.5-0.1=7.1-2.1=0.87+0.39=2.8-0.5=

7.3+0.5=6.4+2.7=0.85+0.22=7.2+0.3=

0.69+0.14+9.66.6-0.81-0.1935.5+16.4-10.8

88.73+18.27+83.8262.88+46.83+88.466.75+3.2-1.8

90-(2.03-0.49)95.5+(14.7+5.6)9.98+2.81-1.83

1.5-0.9=6.2+2.3=0.7-0.45=8.7+0.1=

8.4-0.2=8.4-2.3=0.81+0.01=5.5+0.5=

6.6+0.3=6.1+3.9=0.88-0.03=4.9-0.4=

1+0.8=8.3+3=0.84+0.46=6.9-0.1=

5.3-0.6=7.4+1.2=0.66-0.22=4.9-0.9=

1.9-0.9=6.9+1.4=0.83-0.32=6.6+0.1=

8.1-0.9=8+2.7=0.8-0.04=4.2+0.6=

9+0.2=7.5-3.6=0.87+0.12=8.6+0.9=

0.74-0.03+6.37.8-0.79-0.2197.9-78.3-10.2

63.64+36.58+93.2568.73-44.41+36.775.4-3.38-1.98

30-(4.58-0.56)88.1+(11.9+2.9)7.29-1.7-3.9

6.3-0.4=7-0.1=0.89+0.04=7+0.5=

1.2-0.7=7.6-4.6=0.85+0.07=7.3+0.7=

3.7-0.4=6.1-2.1=0.74-0.1=7-0.4=

7+0.4=8+4.8=0.63+0.27=6.7-0.8=

7.3+0.7=8.8-4.4=0.71+0.38=7.6-0.4=

4.9+0.3=8.3+4.5=0.9-0.02=4-0.7=

7.3-0.5=8.3-4.1=0.9-0.09=5.1+0.1=

5.4+0.7=7.2+2.8=0.71+0.02=7.9+0.5=

0.78-0.47+1.16-0.66-1.3440.5-18.3-16.5

80.29+45.37+16.1487.94-10.4+36.155.64+1.14+2.79

30-(7.88+0.31)84.7-(14.8-9.9)8.93-5.62+2.54

5.2+0.6=6+2.2=0.73+0.01=4.9-0.6=

3.2-0.9=6.2-0.3=0.66+0.24=2.8+0.3=

1.8-0.7=7.2+3.5=0.71-0.05=7-0.9=

7.5+0.3=8.9+1.8=0.61+0.46=4.1+0.4=

1.8+0.7=7.6-3.9=0.78+0.27=7.7+0.7=

6.9+0.2=8.1-4.4=0.8-0.22=5.4-0.5=

4.2+0.1=7.2-0.8=0.7+0.44=1.4-0.8=

6.3-0.8=7.3-3.5=0.68-0.42=3.1-0.1=

0.77-0.02+6.17.6-0.63-3.3788.8+20.9+22.5

88.42-23.79+24.8480.29+27.4+76.439.62+5.95-3.17

60-(4.12-0.26)97.6+(24.6+8.3)5.83+1.64-1.13

4.4-0.5=6.8-1.6=0.84+0.04=7.8+0.1=

6.9-0.5=8.8+2.2=0.81-0.3=2.1-0.6=

5.8+0.7=7.2-3.8=0.88-0.32=3-0.7=

3.3+0.8=7.3-4.3=0.77-0.32=3.7-0.1=

1.4-0.6=6.3+4.9=0.87-0.25=3.9-0.6=

5.9-0.4=6-3.6=0.69-0.27=5.2+0.9=

3.2-0.5=6.2-1.9=0.79-0.37=2.8+0.8=

6.8+0.6=6.1+1.2=0.86-0.08=3-0.2=

0.84-0.08+8.99.5-0.25-2.7555.5-17.9+35.1

73.37-28.71+64.0986.92+24.01+57.368.01-3.36-1.71

30-(2.93+0.85)87.7-(24.1+9.6)5.59+1.03-2.71

1.2+0.9=7.4-3.2=0.75+0.1=3.3-0.4=

6.5+0.6=7.9-1.4=0.85+0.05=7.2-0.5=

4.2-0.3=7.8-3.4=0.71+0.04=6.1-0.5=

3.9-0.9=8.5+3.3=0.75+0.12=7.9+0.2=

4.9-0.7=6.4-0.7=0.63+0.47=8.6+0.3=

5.8+0.3=8.1-0.3=0.73+0.35=6.8-0.5=

3+0.7=6.9+0.2=0.64-0.34=5.8+0.6=

8.9-0.1=6.4+1.6=0.79-0.04=1.8+0.8=

0.79+0.2+3.98-0.86-4.1457.1+30.3+10.7

76.76-23.38+92.7484.16+38.09+32.327.29-3.75-1.2

60-(1.56+0.4)80+(11.6+8.5)4.78+1.73+1.74

6+0.5=8.2+2.5=0.61-0.24=3.3+0.7=

4.4-0.9=7.9+1.8=0.81+0.03=1.6+0.4=

8.2-0.6=8.8+2.6=0.71+0.05=7.6+0.1=

8.4+0.8=7.9+2.1=0.64+0.4=7.7-0.7=

2.4-0.9=8.6+4.2=0.84+0.33=5.3-0.4=

5.7-0.9=7.3-1.3=0.71+0.41=1.3-0.2=

7.2-0.8=8.4-2.4=0.71-0.04=3.5+0.3=

3.5+0.4=6-4.9=0.82+0.22=8.3+0.9=

0.9-0.29+8.67.3-0.35-4.6585.4+12.1+37

63.37-30.25+23.3379.68-40.23+24.485.69+2.71-1.62

90-(6.61+0.5)65+(17.4+3.9)9.89-6.05+2

1.8-0.6=7.2-0.8=0.63+0.43=2.6-0.3=

6.8+0.4=8.4+4.4=0.86-0.49=1.4+0.5=

3.6+0.8=6.2-1.9=0.77-0.02=9-0.2=

4.4+0.8=6.2-1.2=0.75-0.01=1.9-0.9=

4.3+0.3=7.5+3.9=0.88-0.45=7.3-0.3=

1.7+0.1=6.8+3.7=0.86+0.1=8.4-0.2=

1.5-0.6=6.9-3.9=0.72-0.05=7.5+0.3=

6.4+0.4=8.8+2.1=0.6-0.01=7.9+0.1=

0.81-0.02+3.99.2-0.45-0.5599.6-38.9+29.1

87.03-32.62+35.7786.88+39.09+21.147.36+4.01-2.9

80-(6.66+0.93)94.9-(26.6+1.8)9.47-1.07-7.93

5.1-0.1=8-3.2=0.73-0.07=2.4-0.2=

1.8+0.1=6.7+0.1=0.63+0.11=7.1-0.8=

7.6-0.2=8.3+3.3=0.82-0.17=4.6+0.1=

8.7-0.2=6.1-2.8=0.68-0.21=3.1-0.9=

6.6+0.3=6.4+0.1=0.69-0.3=5.5-0.4=

4.1-0.1=6.4+4.7=0.87+0.11=5.6+0.1=

2-0.4=6.6+2.2=0.87+0.17=6.1-0.1=

8.6+0.8=7.2-0.7=0.75+0.15=1.4-0.6=

0.7+0.48+2.89-0.45-0.5591.8+28.6+40.6

77.93-11.26+99.2671.91+24.55+34.546.51+1.33-1.3

20-(7.94-0.97)84.9-(18.1-5.7)5.01+2.38-1.01

5.2+0.5=8.4-1.3=0.67-0.47=2.6+0.3=

2.9-0.3=8.9+4=0.79+0.32=2.5-0.9=

6.8+0.2=8.7-1.6=0.79-0.41=7.6+0.7=

6.1-0.8=8.6-0.1=0.78+0.28=5.7+0.8=

3.5-0.5=6.5-3.7=0.87+0.02=6.2-0.2=

3.8-0.2=7.8+3.8=0.88-0.28=6.9-0.7=

8+0.5=7.3-1.4=0.62-0.48=6-0.9=

8.2+0.7=7.1-1.3=0.78-0.2=1.8-0.9=

0.84-0.48+1.99.2-0.4-3.680.2-33.8+43.5

76.73+40.98+23.0173.09-36.25+84.287.81-2.96+1.21

90-(5.9-0.28)81.6+(29.1+4)5.49+1.5+3.92

3-0.3=8.3-0.1=0.89+0.31=9+0.8=

1.7-0.4=6.7-4.7=0.81-0.12=4.9+0.5=

7.4+0.9=6.9+3.8=0.83+0.49=6.7-0.7=

2.8-0.5=7+0.9=0.89-0.46=4.8-0.7=

1.6+0.8=8+3=0.65+0.36=7.5-0.1=

8.2-0.2=7-3.9=0.89+0.2=7.5-0.1=

8.1+0.3=8.6+0.1=0.83-0.22=2.7-0.7=

8.9-0.1=6.4-2.6=0.66+0.41=6.2-0.5=

0.65-0.44+1.38.4-0.55-3.4580.6-64.6-12.4

77.12+45.13+92.3366.18+46.29+82.265.23+1.06-3.29

80-(2.27+0.64)85.2+(25.2+9.7)6.73+2.39+3.15

6.2+0.2=7.8+1.8=0.73+0.27=8.7+0.9=

7.2-0.7=7.9+3.9=0.65-0.24=5.5+0.2=

4.6+0.2=8.1-4.2=0.82+0.01=5.1-0.9=

7.8+0.9=7.8-0.1=0.84-0.14=7.6+0.5=

5.7-0.7=8.5+0.3=0.75-0.33=1.5-0.6=

7-0.5=8.8-0.2=0.76-0.44=7.5+0.6=

3.1+0.6=7.7+1.7=0.82-0.13=6.2-0.2=

7.4+0.3=6.4+2=0.66+0.29=3.2+0.8=

0.84+0.17+8.47.9-0.51-2.4973.6-40.7+17.4

69.51-20.31+39.3260.35-46.61+96.26.48-1.1+4.61

50-(6.26+0.12)99.4-(28.1+8.8)8.19+4.88+1.24

3.9-0.9=6+0.1=0.7+0.18=8.9-0.5=

2.4+0.4=6.3-2.9=0.68-0.4=5.7+0.8=

7.2-0.7=7+3.5=0.75+0.44=6.9+0.4=

8.6+0.1=6.8+4.4=0.89-0.45=5.5-0.1=

5.1+0.6=7-0.2=0.78+0.03=7.9-0.1=

4-0.8=7.6+3.9=0.9-0.41=7.8-0.1=

3.8-0.5=7.4-3.1=0.66+0.15=4.7+0.2=

3.7-0.3=7.6-1.7=0.79-0.04=4.4-0.3=

0.83-0.25+3.38.3-0.11-0.8967.8-41.4+26.3

83.77-43.54+44.5270.08+47.97+20.747.75-4.64+1.31

40-(4.22+0.82)96.8-(23.1+9.6)5.09-2.53-1.47

8.2+0.8=8.3-2=0.67+0.17=7.2+0.6=

2.2-0.1=6.8+1=0.9+0.2=3.6+0.3=

8.2-0.2=7.8-1.7=0.7+0.48=3.2+0.9=

4.5-0.8=6-3.5=0.64+0.1=8.8-0.5=

2.4+0.2=7.3-2.7=0.77-0.11=6.7-0.9=

6.2+0.7=8.1-4.6=0.82+0.39=6.7+0.9=

6.9+0.5=8.9-2.9=0.83-0.01=6-0.4=

1.3+0.5=8.8-3=0.64+0.49=3.6-0.8=

0.89-0.37+1.19.3-0.25-4.7539.4+22.6-11.4

78.69-17.41+32.3769.15+35.3+58.256.27+1.37+2.33

50-(9.6+0.98)90.5-(30-9.5)4-1.85+1.2

4.1-0.9=6.8+3.2=0.75+0.17=6.6-0.4=

8-0.2=7.3-2.9=0.65-0.04=1.6+0.9=

6.4-0.7=8.1-0.2=0.68+0.11=6.2-0.7=

4.2-0.2=6.5-3.6=0.8+0.03=3.7-0.2=

8.4+0.4=6.1+0.7=0.79+0.28=2.1-0.4=

5.3-0.6=6.6+3.2=0.61-0.24=7.4-0.6=

2.3-0.3=6+4.5=0.63-0.17=1.2-0.2=

5.3-0.2=8.9+3.7=0.65+0.21=8.7+0.1=

0.82+0.13+8.88-0.59-2.4158.2-21.7+16.8

67.64+19.09+58.7776.19-22.04+32.997.09-2.73-3.35

70-(4.22-0.22)82.8-(10.6-5.1)5.43-2.42-2.16

6.2-0.8=8.7-4.4=0.63+0.34=7.7-0.4=

3.8-0.2=7.6+1.7=0.88+0.03=7.5-0.8=

6.5-0.6=7+2.6=0.8-0.43=6.7-0.9=

7.1-0.3=8.9-4.5=0.7+0.28=5.5+0.5=

4.6-0.6=6.6-1.3=0.83-0.33=5.1+0.1=

2.6-0.9=6.8+1.2=0.72-0.31=7.6-0.3=

4.9-0.5=8.6+3.9=0.86-0.2=5.9+0.6=

6.9+0.9=7.7-2.3=0.66+0.28=6.2+0.8=

0.77-0.03+6.15.1-0.69-3.3166.8+21+33.6

87.4-31.16+24.9276.12+32.92+18.118.96+6.99+1.51

50-(2.11+0.82)74.7+(22.1-5.6)4-1.47+1.27

2.4-0.2=8.1+1=0.69+0.14=5.5-0.8=

4.8-0.1=7.4+3.2=0.6+0.22=8.4+0.4=

2-0.8=

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