人教版四年级数学下册小数加减法混合运算专项练习题166Word下载.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166Word下载.docx
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7.8-0.9=7.1-3.1=0.89+0.46=6.6-0.7=
8.5-0.3=6.3+2.8=0.72+0.36=8.9+0.7=
2.5-0.5=8.6-4.2=0.66-0.02=3.4-0.5=
5.3-0.2=7.1-1.3=0.62+0.04=7.9-0.7=
0.89-0.17+8.85.7-0.19-4.8192.9-54.5-16.4
72.55+39.44+82.8884.11+12.25+76.888.23-3.34-2.19
90-(7.53+0.96)85.1-(12.3+9.6)5.51-3.7-1.64
1.2+0.2=9+0.9=0.63-0.17=7.4-0.9=
1.9-0.4=8.3-0.5=0.69+0.02=7.8-0.4=
5.8+0.1=8.4-3.6=0.64-0.05=6.6-0.9=
3+0.2=7.7-1.2=0.89-0.05=4.2+0.4=
8.2+0.8=7.9-4.5=0.69+0.15=4.9-0.7=
7.5+0.1=6.8-4.1=0.63-0.22=5-0.2=
4.4-0.6=7.8+0.7=0.68+0.22=7.5+0.7=
4.6-0.5=6-2.7=0.79-0.48=1.1-0.8=
0.64-0.31+68.2-0.9-3.179.5+21.7+17.7
64.96-13.55+82.9874.59-29.57+52.165.35-1.28+1.93
20-(6.25-0.61)94.9-(11.2+7.8)9.55+7.06+1.38
3.6+0.6=7.6-4.9=0.78-0.05=4.7+0.9=
4.6-0.2=6.1-2.8=0.79+0.05=4.1+0.4=
7.1-0.9=7.7+4.4=0.68+0.49=6.9-0.4=
5+0.6=8.5+4.3=0.86-0.16=4.5-0.8=
3.9-0.7=6.3+2.6=0.61-0.05=7.5+0.2=
6.4-0.2=6.9-3.8=0.89+0.09=6.8+0.5=
3.9-0.8=8.9-3.5=0.69+0.22=3-0.1=
5.1-0.8=8.3-4.7=0.84+0.01=6.2-0.2=
0.7-0.18+5.48.2-0.23-0.7785.8-55.8+20.2
81.08-34.93+28.5175.85+29.91+73.934.29-2.66+1.6
40-(3.82-0.63)82.5+(29.3-7.4)9+1.8-3.61
1.4-0.9=7.2+0.8=0.8-0.45=1.7+0.7=
6.8+0.3=6.3-4=0.89+0.48=3.3+0.1=
5.7-0.1=8.8-2.3=0.86-0.09=1.6+0.3=
5.6+0.6=6.5-2.9=0.75+0.25=8.2+0.1=
6.7+0.4=8.9+0.2=0.85-0.23=5.8-0.3=
3.1-0.2=6.8-4.7=0.83-0.28=8.8-0.1=
3.3-0.7=8.3+3.4=0.75-0.21=8.6+0.3=
1.2-0.8=7.3-3.8=0.72+0.19=7.7+0.3=
0.88+0.4+5.28.1-0.25-4.7597.4+35.2-27.6
76.31-23.6+45.7988.38-39.24+17.667.15-4.72-1.26
30-(7.57+0.2)92.4+(20.9+3.4)5.04-2.45-1.19
1.6+0.5=7.5+0.9=0.7-0.05=1.1-0.3=
1.5+0.3=6.9+4.8=0.74-0.4=3+0.5=
6.8-0.8=7+1.6=0.65+0.24=8.3+0.4=
1.8+0.5=7.1-3.7=0.78-0.17=1.6+0.6=
8.8-0.7=6.8-1.1=0.89-0.38=5.3+0.8=
3.9+0.6=8.1+4.4=0.77+0.27=6.3-0.4=
1.9-0.2=6.9-1.7=0.85+0.45=8.1-0.8=
2.7-0.2=6.3+2.5=0.65+0.03=7.1-0.9=
0.7-0.1+3.47.4-0.35-3.6571.8+21.3-39.8
85.38-32.11+48.7382.78-44.56+29.318.09+6.1+1.57
40-(9.75-0.72)83.6-(11.7-3.3)4.56+2.67+1.16
6.3+0.6=6.8+3.4=0.6+0.13=8.9+0.3=
5.6+0.8=8.6+0.3=0.78+0.41=4.2-0.4=
2.9-0.2=8.4-0.8=0.72+0.4=1.7-0.8=
6.4-0.3=8.8-0.2=0.73-0.47=5.5+0.5=
1.3-0.9=7.7+2.3=0.79+0.43=3.7-0.6=
3.7+0.5=6.5-0.9=0.69-0.38=7.1-0.3=
8.6+0.4=6.8-4.4=0.67-0.18=5.8+0.9=
3.7+0.7=9+2.6=0.77-0.02=1.7+0.6=
0.79+0.37+9.37.6-0.32-2.6877.3-39.7+24.7
61.11-16.87+23.5867.1-46.18+28.259+4.39+3.88
70-(2.71+0.29)70-(15.1-4.1)8.6+4.78-2.23
3-0.5=7.8+4.5=0.7-0.31=6.6+0.1=
6.7+0.1=6+4.7=0.76-0.29=2.9-0.8=
3.6+0.4=6.2+3=0.73-0.3=7-0.9=
2.9+0.9=6.9-0.1=0.76+0.35=1.6-0.8=
5.1-0.8=6-2.4=0.8+0.37=6.7+0.1=
4+0.2=8.3+0.6=0.7-0.27=7+0.9=
8+0.7=7+1.4=0.71-0.13=5-0.8=
7.1-0.8=7.4+3.7=0.63-0.31=8.8-0.9=
0.62-0.11+2.66.8-0.76-1.2493.5-75.1+14.7
78.46-20+74.580.94+21.27+87.275.64-1.31+1.83
40-(4.24-0.92)90.6+(27.9-9.8)7.4+3.38+1.23
5.7-0.9=8.7+3.4=0.74-0.04=3.1+0.3=
1.1+0.2=8.4-1.7=0.89-0.02=2.2+0.5=
7.1+0.4=8.8+0.6=0.63-0.49=4-0.3=
6.3-0.8=6.3-0.6=0.64-0.29=2.1-0.4=
4.8+0.4=8.9+0.3=0.8-0.12=2.8-0.5=
5.8+0.7=7.8+2.2=0.69-0.28=8-0.7=
6.1-0.9=6.1-0.2=0.81+0.31=3-0.2=
1.6+0.4=8.1+2.7=0.86+0.26=4.1+0.6=
0.74-0.48+8.48.1-0.54-0.4655.4-35.9+16
84.6+23.04+62.0287.14-39.01+15.774.96+2.93-1.85
60-(2.48+0.65)71.6+(18.6-5.9)6.13+2.87+3.25
7.2+0.8=8-3.6=0.75+0.32=2.1-0.6=
6.1-0.9=7.7+0.1=0.72+0.1=1.7+0.1=
9-0.9=6.8+0.4=0.72-0.02=9+0.7=
2.2-0.7=8.1+2.2=0.88+0.01=2.6-0.1=
4.9+0.5=8.8+4.4=0.65-0.48=3.7+0.2=
2-0.6=7-1.9=0.63+0.19=3.3-0.9=
9+0.4=6.5+2.6=0.64-0.3=3.7-0.9=
8.1-0.8=7.3-3.2=0.7+0.16=7.3+0.4=
0.65+0.19+0.87.3-0.42-2.5873.6+15.2+17.9
79.39+14.81+77.2871.92+48.97+53.414.34+2.09-1.56
80-(3.43-0.93)98.4+(17.2+6.2)7.22-4.49-2.44
5.5+0.3=8+0.4=0.7+0.43=6.9-0.6=
5.3-0.6=8.4+4.5=0.6-0.45=8+0.8=
6.7+0.5=6.6-4.9=0.86+0.17=8.1-0.9=
4.4+0.5=6.2+4.8=0.74+0.3=7.5+0.1=
6.1-0.3=6.8+0.6=0.85+0.02=7.5-0.3=
1.7-0.1=8+1.8=0.83+0.35=1.9+0.3=
4.3+0.7=7+1.2=0.75-0.36=4.5+0.6=
5+0.6=8.5+4.1=0.78+0.46=8.2-0.8=
0.78+0.4+7.15-0.4-1.646.9-21.1+10.9
88.9+45.96+73.4372.61+29.38+65.335.98-2.33+1.05
30-(3.02-0.45)95.6-(25.2+8.7)8.57-2.08-6.11
6+0.5=9+2.7=0.73-0.29=9+0.2=
2.3+0.2=6.8+4.5=0.77-0.2=2.5+0.9=
3.4+0.4=8.3-1.6=0.9+0.01=7.8-0.5=
2-0.7=8.5+1.4=0.87+0.33=4.7+0.4=
5.1-0.7=6.9+4.6=0.69-0.01=3.5+0.6=
1.9+0.2=7.4-3.2=0.71+0.45=6.5+0.6=
6.7+0.7=7.7+4.2=0.63-0.31=7.7+0.7=
5.9+0.8=6.3-4.7=0.6+0.38=7.7-0.8=
0.73-0.29+2.68.4-0.59-0.4191.1-36+14
67.3-40.73+75.0988.35-25.6+23.47.73-4.59-1.62
50-(9.45+0.5)66.4-(20.2-8.3)7.68-3.34-3.87
3-0.7=8.4+4.3=0.82-0.37=5-0.9=
6.3+0.9=7.4-1.8=0.79+0.37=3.2+0.2=
6.3-0.9=8.9+0.7=0.74-0.26=4.4+0.3=
4.5+0.3=7.4-0.7=0.63-0.12=3.2+0.6=
3.8-0.8=8.7+1.4=0.67+0.18=4.8-0.9=
1.2-0.3=8+4.4=0.76-0.23=5.3-0.9=
8.2-0.5=8.8-4.8=0.63+0.46=1.8+0.3=
8.6+0.4=9-0.9=0.87-0.23=4.9+0.6=
0.89-0.47+0.58.5-0.23-3.7781.3+32.3+18
84.72-17.43+77.4664.6+10.32+71.124.63+2.17-2.38
20-(3.52-0.18)85.9-(18.9-2.1)5.76-1.2-3.33
6.4+0.1=8.6-0.9=0.66-0.25=3.5-0.5=
4.5+0.9=6.8-4.4=0.83+0.31=5.4+0.8=
4-0.8=8.5-0.4=0.81-0.16=2.8+0.9=
1+0.5=8.6-3.1=0.68-0.05=2.2+0.5=
7.9-0.9=8-1.6=0.61-0.22=8+0.5=
4.8-0.2=6.7-3.7=0.71-0.08=2.4-0.5=
8.1-0.1=7.3+0.3=0.63+0.31=3.3-0.5=
7.3+0.1=6.2-3.9=0.82-0.22=6.2+0.1=
0.6+0.3+3.38.4-0.5-4.561.7-31.8-27.7
71.42-41.12+32.2675.74-13.8+90.89.8-2.46+2.01
20-(6.04-0.59)79.7-(13.2-2.9)8.11-3.93-3.91
3.5+0.2=7.8-2.6=0.74-0.31=1.5+0.2=
4.3-0.4=7.4+0.5=0.79-0.06=8.4+0.4=
1.7+0.1=7.1+4=0.86-0.3=2-0.2=
3.1+0.9=7.4-2=0.61+0.36=3.9-0.5=
8.5-0.4=6.3-1.8=0.88-0.2=7.1-0.5=
4-0.2=7.3-0.2=0.77+0.29=3.8-0.7=
6-0.3=6.3+2.1=0.61+0.25=8.7+0.3=
3.6-0.3=6+2.8=0.9+0.03=4.4-0.6=
0.62-0.22+4.86.5-0.11-0.8940.8+10.4+24.9
70.96-24.48+44.2273.94+27.37+44.167.47-1.32+3.54
20-(5.63-0.71)62.3-(20.9-8.2)7.99+3.71+1.21
2.5+0.8=6.7+0.7=0.85+0.35=4.3+0.9=
6.1+0.8=8.6-1.8=0.67-0.41=4.5+0.3=
6-0.6=6.9-2.4=0.89-0.31=4.6+0.5=
3.5+0.7=8.9+2.7=0.71+0.03=5.9+0.7=
6+0.2=6-3.9=0.82+0.32=7.9-0.1=
2.9-0.4=6.4-3.9=0.89+0.12=1.2+0.4=
6.8+0.5=6.6-0.6=0.85-0.05=2.5-0.2=
3+0.9=8.8+0.7=0.84-0.36=7.5+0.1=
0.69+0.32+8.88.2-0.67-4.3338.7+22.2-11.1
74.95-24.22+48.1963.2+36.65+78.17.77+1.41+2.38
50-(3.44+0.53)98.8-(18.3-6.1)8.24-5.78+2.46
3.2-0.7=6.3+4.7=0.62+0.49=7.8-0.6=
7-0.8=8.8+4.6=0.65-0.06=1.2-0.1=
2.5-0.7=8.8+1.6=0.77+0.05=1.6-0.7=
7.6-0.3=8.5-3.6=0.81+0.36=6.4-0.8=
6.5+0.1=6.1+3.3=0.66+0.11=5.1-0.9=
1.3-0.2=6.8-0.8=0.85-0.08=5-0.4=
6.1+0.1=6.8-0.9=0.69-0.17=5.9+0.2=
1.3-0.1=8-2.2=0.87+0.23=8.4+0.4=
0.69+0.38+4.98.2-0.77-2.2353.1-11.6+25.9
78.87-40.82+80.4173.98+31.9+78.177.82+2.83+2.64
30-(7.05-0.49)84.6+(29.6-1.8)9.12+7.09+1.27
2.2+0.3=6.2+1.8=0.64+0.34=4.3-0.2=
7.4+0.7=6.6-4.8=0.6-0.12=2-0.9=
5.5-0.4=7.4+4.8=0.88+0.1=8.5-0.1=
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