人教版四年级数学下册小数加减法混合运算专项练习题69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69文档格式.docx
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3.7+0.9=7.1+0.8=0.7+0.03=1.5+0.3=
8.9-0.3=8.5-1.6=0.85+0.02=7-0.6=
6.7-0.8=7.4+1.1=0.79-0.21=7.5+0.6=
2.3+0.6=8.2+3.3=0.72-0.08=4.9+0.3=
0.64-0.21+6.16.8-0.12-3.8894.3+61.6+27.8
63.75+20.91+30.3368.18-44.88+21.776.95-1.34+1.25
70-(7.3-0.59)94.3-(20-8.3)5.85+3.15-1.91
5.6+0.8=6.5+3.2=0.68-0.09=4.5-0.9=
1.5-0.9=6.1-4.7=0.64+0.28=5.2+0.1=
6.1+0.9=8.1-2=0.61+0.1=3.6+0.6=
6.6+0.5=6.4+1.1=0.76+0.01=4.9+0.9=
6.1-0.2=7.5+1.6=0.86-0.22=8.3+0.6=
3.7-0.7=7.4-3.9=0.84-0.47=5.4-0.1=
7.6+0.5=8.2+0.5=0.88+0.29=2.5+0.7=
8.4-0.6=8+0.2=0.78+0.49=2+0.7=
0.89-0.1+4.99.7-0.75-2.2550.4-17.2-30.4
79.42-27.2+75.7271.62+10.19+56.326.85+1.74+2.59
20-(4.02-0.2)67.7+(25.6-7)7.75-5.25-2.26
5.5-0.8=7.4-4.5=0.69+0.42=8.9-0.2=
8.3+0.1=6.6-4.6=0.77+0.04=8.2-0.9=
8.9-0.8=6.3+1.5=0.67+0.39=3+0.8=
2.1+0.4=8.9+3.1=0.6-0.03=8-0.7=
6.1-0.7=6.3-2.2=0.65-0.22=3.9-0.7=
4.1+0.5=7.8+1.4=0.66+0.3=5.5-0.5=
1.9+0.4=8.9+1.2=0.6+0.4=6.5+0.5=
9-0.5=8.4+1.2=0.84+0.41=3.1+0.3=
0.78+0.44+0.46.4-0.18-3.8299.9+83.6+14.1
68.81+38.39+25.1778.05+42.39+89.455.55-3.34-1.42
60-(3.29-0.78)82.6-(25.8-1.1)6.43+1.51-1.16
8.6+0.6=7.6-4=0.89-0.36=8.2-0.9=
3.4+0.4=8.5-4.8=0.67-0.4=5.5+0.2=
2+0.4=9+4.4=0.77+0.39=6.6-0.5=
2.5+0.3=7.4+2.9=0.7-0.15=5.6+0.6=
5.4+0.3=7.8+2.8=0.67-0.28=7.1-0.8=
7.7-0.4=7.9-4.9=0.79+0.44=1.5-0.1=
5.2-0.7=6.6-1.2=0.75-0.47=7.4+0.2=
4+0.1=8.6-2.8=0.79-0.11=2.9-0.9=
0.63+0.3+1.16-0.52-3.4885.9+32.9-26.2
76.17+28.33+48.4288.76+18.29+54.279.67+4.08-4.45
90-(9.62+0.68)77.9+(29.1-7.6)5.32-3.76-1.18
1.1-0.7=6.5-4=0.61-0.31=8-0.8=
7.3-0.8=8.1+0.7=0.78-0.45=6.9-0.1=
1.4+0.7=7.1-2.3=0.8-0.23=8.8+0.9=
6.5-0.5=6-2.1=0.88+0.15=3.9+0.5=
8.7-0.8=6.4+0.8=0.63-0.01=5.8+0.4=
3.8+0.9=7+1.4=0.89-0.15=1.8-0.9=
2.9+0.7=7.2-4.6=0.83-0.24=7.6-0.4=
1.4-0.6=7+1.9=0.84-0.34=3.2+0.6=
0.65+0.43+3.36.1-0.42-4.5849.6+27.8-17.8
80.79+32.88+19.9485.4-43.62+69.299.86+6.61+2.1
80-(9.12+0.99)84.7+(24+7.2)9.03-6.93-1.64
1.8+0.8=6.8+2=0.77+0.28=4-0.8=
6.1-0.4=7.1+2.5=0.84+0.44=1.2+0.1=
3.9+0.9=7.4-1.2=0.67+0.26=3-0.3=
2.5+0.9=7.9+0.6=0.69+0.41=6-0.9=
6.2+0.9=8.4-0.5=0.66-0.27=1.4-0.2=
4.7-0.5=6.5+2.9=0.9+0.19=7.5+0.4=
3.6+0.9=7.3-4.7=0.65+0.46=6.5-0.6=
7-0.8=6.3+2.2=0.75-0.12=1.1+0.9=
0.79-0.16+9.26.3-0.13-0.8773.2+35.8-11.6
72.42-31.92+74.181.17+37.8+46.724.38+1.9+1.28
80-(9.88+0.31)80.5+(11.2-3.9)3.64-1.35+2.23
8.6+0.3=7-3.6=0.8+0.06=4.4+0.8=
8.4+0.8=9-1.4=0.71+0.41=4.1-0.9=
5.8-0.1=8.8+2.6=0.86+0.3=8.9-0.9=
4+0.2=9+0.2=0.86-0.38=9+0.6=
5.2+0.8=8.3+2.4=0.7-0.48=1.6+0.1=
8.4-0.3=9-1.4=0.7+0.02=3.1-0.2=
1.8+0.7=6.3+1.9=0.76+0.19=2.6+0.2=
3.7-0.5=6.6-2.8=0.61-0.12=9-0.5=
0.69-0.32+0.88.5-0.42-0.5841.6+10+21.3
71.97+32.45+70.7484.47+43.01+78.214.04+2.1-1.46
60-(1.58-0.66)87.6+(13.7+7.2)4.84-1.03-2.48
7.6+0.3=6.1-3.2=0.82+0.26=2.2-0.2=
2.8+0.7=7.2-4=0.79+0.12=8.5+0.5=
7+0.3=8.9+2.3=0.63+0.06=6.3-0.2=
2.5-0.7=7.9+1.1=0.9+0.06=8.1+0.1=
5.4-0.7=7.8+2.9=0.67-0.17=4.8-0.1=
1.9+0.3=9+1=0.88-0.39=2.1-0.4=
5.7+0.1=6.6-1.8=0.61-0.09=1.6+0.3=
4.2-0.4=6.5+0.4=0.77+0.12=3+0.7=
0.7+0.34+5.25.5-0.36-1.6491.7+34.7+44.6
89.01+11.88+80.9469.23-33.18+35.237.47+2.18-4.15
40-(6.94-0.53)68.2+(16.2-9.9)6.91-1.55+2.12
2.3+0.3=7.2-1.1=0.61+0.38=4.8-0.9=
7.5-0.3=8.4-3.6=0.81-0.36=8+0.5=
4.6-0.5=8.4+3.9=0.78+0.25=5.2+0.8=
4.1-0.1=8.5+4.5=0.85-0.43=8.8+0.5=
4.6+0.5=7.5-1.4=0.62+0.25=5.1-0.3=
6.9-0.1=9+4.3=0.8+0.39=8.3+0.9=
2.3-0.6=8.7-0.6=0.62+0.13=1.9-0.7=
4.9-0.8=7.5-3.3=0.69-0.31=5.8+0.2=
0.71+0.26+9.36.3-0.13-2.8757.6+31.2+16.6
81.6-22.76+68.871.77-33.4+98.166.56+2.81+3.52
90-(9.2-0.44)83.1-(11-3.9)6.17-2.37-2.67
6.5-0.8=7.2+0.7=0.87-0.43=6.7+0.2=
7.3+0.8=6.8-2.9=0.62-0.17=3.5-0.1=
6.3-0.8=6.1+1.4=0.9-0.03=4.9+0.8=
2.1+0.5=6.4+0.2=0.62+0.22=3-0.3=
5.5-0.1=8.1+3.9=0.73+0.45=3.7-0.8=
6.7-0.3=7.6-3.4=0.66-0.14=1-0.4=
4-0.3=7-3.9=0.7+0.05=7.1-0.2=
5.5-0.5=7.5+0.9=0.74+0.13=8.9-0.6=
0.67-0.29+7.15.3-0.14-2.8699.9-44.7-39.9
75.11-44.12+43.7483.67-43.59+20.54.1+2.04+1.92
50-(9.32-0.46)61.6-(17.3+6.5)7.95-3.17-1.91
5.5+0.2=7.4+3.3=0.72+0.43=2.6-0.3=
8.2-0.7=7.7+2.4=0.65+0.01=5.2-0.2=
8.7-0.9=7.2-3.3=0.88-0.1=2-0.9=
2.4+0.6=6.8+2.4=0.85-0.09=5.2+0.8=
3.3-0.4=7.2+4.6=0.63+0.15=8.4+0.7=
7.3+0.3=6.8+2.6=0.78-0.01=3.3-0.2=
5.5-0.8=6-2.2=0.89-0.38=3.9-0.6=
4.8-0.4=7.6+3.6=0.86+0.13=8.6+0.7=
0.65-0.09+8.56.7-0.15-1.8560.7-21.1-22.6
61.8-23.47+93.3663.43-39.9+14.259.27-2.08-3.17
20-(5.45-0.24)85.8+(18.2-6.1)7.24+1.83+1.02
7.5-0.3=8.8+0.4=0.85-0.16=7-0.5=
5.3-0.1=6.3-2.2=0.87-0.23=7.7+0.4=
4.7-0.6=7.4+2.6=0.73+0.11=3.5-0.9=
4.3-0.1=8-3.6=0.6-0.21=4.8-0.2=
5.6-0.9=7.7-4.7=0.71+0.15=6.2-0.1=
3.1-0.6=8.6-2.8=0.65+0.13=4-0.7=
8.2+0.7=7.1-2.1=0.89-0.32=7.9+0.7=
1+0.5=6.4+3.1=0.77+0.37=5.3-0.1=
0.88+0.34+2.47.1-0.43-2.5760.8-14.1-21.4
63.49+36.34+32.5575-36.87+70.657.3-5.68+1.3
60-(3.81+0.5)83-(14.3-9.4)4.45-1.27+2.7
5.8-0.5=8-4=0.62+0.01=8.2+0.1=
4.2+0.3=7.1-4.9=0.85+0.34=6.4-0.7=
8.2+0.2=8.1+3.2=0.66-0.42=5.8-0.8=
6.4+0.2=8.3-0.3=0.69-0.14=8.9+0.3=
8.5+0.6=8.9-3.8=0.72-0.12=4-0.3=
5.2-0.3=7.7+2.4=0.9+0.43=8.5+0.1=
2.5-0.1=6.1-2.8=0.67-0.32=7.9-0.1=
9-0.9=6.1+3.8=0.65+0.12=7.1-0.2=
0.78+0.43+1.57.9-0.14-4.8664.6+25-38.7
66.45+22.76+54.2474.86+26.49+70.914.84+1.11-1.29
60-(5.27-0.67)96.1-(15-9.8)5.95-4.04-1.41
5-0.7=7.4-1.4=0.78+0.05=4-0.2=
8.2-0.5=7.6+2.9=0.84-0.39=6.1+0.4=
3.2-0.9=6.1+1.7=0.9+0.04=4.5-0.3=
2.1+0.4=6.7-3.2=0.65+0.41=7.5-0.8=
3.6+0.9=8.8+4.6=0.79+0.25=2-0.8=
4.8-0.6=7.1+1.4=0.7+0.17=5-0.4=
5.6-0.1=7+4.2=0.8+0.07=7.7-0.8=
7.7+0.2=6.9-4.5=0.8-0.19=4.8+0.5=
0.64-0.31+4.87.6-0.56-3.4484.7+56.1+25.6
71.86+30.76+47.5377.05+10.21+48.934.5-1.6+2.34
30-(5.82-0.57)78.4+(13.9+6.1)7.74+4.9+1.34
3.9-0.9=7.4+4.1=0.64-0.12=2.4+0.6=
1.8+0.7=7.5-3=0.65-0.49=5.7+0.2=
7.3+0.8=6-4.1=0.71+0.42=1.7-0.2=
8.4+0.3=6.8+0.3=0.85+0.02=6.2-0.7=
8.9-0.9=6.2+1.5=0.61+0.03=4-0.5=
6.7-0.7=8.3-3.3=0.6-0.01=6.7-0.5=
8.4+0.4=8.8-1.4=0.86-0.39=8.8+0.3=
7.7+0.5=8.4+2=0.75+0.28=4.1-0.9=
0.87+0.25+6.88.8-0.86-4.1488.8+52-10
78.88-46.53+83.1377.41-12.07+37.057.49+1.2+4.39
90-(2.8+0.2)97.6-(12.5+6.3)8.73-2.68+3.59
5.4-0.1=7.1+4.7=0.77-0.13=5.9+0.7=
4.9+0.6=8.9+3.3=0.69+0.24=4.7+0.9=
2.6+0.9=7.2-4.9=0.83+0.21=2.2+0.7=
7.8+0.3=8.9+2.6=0.72-0.08=7.5+0.5=
6.8-0.1=7+4.1=0.72+0.09=7.1+0.3=
2.8-0.3=7.8-0.1=0.81-0.3=6.2-0.8=
4.8+0.9=7.9-3.8=0.69-0.13=6.3+0.7=
2.8+0.9=6.2+0.5=0.78+0.02=2.1-0.8=
0.82+0.08+8.75.2-0.25-2.7541.8+24.8+10.1
70.71+32.67+45.4782.15+40.3+77.495.74-2.76-2.72
40-(1.65-0.76)83.5+(10.7-9.9)6.67-1.62-3.55
2.6+0.5=7.8-0.9=0.76-0.15=6.6+0.6=
2+0.8=6-2.3=0.87-0.14=6.8+0.3=
4.8+0.3=8.6+1.4=0.84+0.09=8.4+0.1
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