人教版四年级数学下册小数加减法混合运算专项练习题101.docx
- 文档编号:26254493
- 上传时间:2023-06-17
- 格式:DOCX
- 页数:13
- 大小:21.23KB
人教版四年级数学下册小数加减法混合运算专项练习题101.docx
《人教版四年级数学下册小数加减法混合运算专项练习题101.docx》由会员分享,可在线阅读,更多相关《人教版四年级数学下册小数加减法混合运算专项练习题101.docx(13页珍藏版)》请在冰豆网上搜索。
人教版四年级数学下册小数加减法混合运算专项练习题101
一、口算。
4.9+0.4=9-2.7=0.72-0.24=3.6+0.4=
6.4-0.1=8.5-4.2=0.87+0.49=2.7-0.9=
3.3-0.8=6.1-1.8=0.69-0.12=3.4-0.2=
7.9-0.2=8.7-1.4=0.71-0.16=2.9+0.4=
1+0.9=7.4+1.6=0.72+0.08=3.2-0.4=
3.9+0.1=7-0.3=0.87-0.45=5.5+0.5=
2.9-0.8=7.8+4.4=0.9-0.04=2.3-0.5=
4.2-0.5=8.9+0.1=0.78+0.28=3.8+0.6=
二、混合运算。
0.75-0.09+9.96.2-0.13-4.8792.3-12.2+65.9
77.35+18+62.7174.29-21.63+44.026.84+2.54-3.51
30-(4.93+0.57)77-(13.1-5.5)9.27+3.17+3.7
一、口算。
4.2+0.5=7.5-4.7=0.86+0.06=6-0.5=
2.8-0.4=9-4.8=0.63+0.26=4.9-0.7=
6-0.6=6.7+1.1=0.88+0.2=7.8+0.6=
2.3+0.3=7.2+4.6=0.89+0.46=6.8-0.3=
1.4-0.3=7.8-1.7=0.89-0.31=3.6-0.6=
8.4+0.7=6.8-3.7=0.7-0.26=1.4-0.1=
8.7-0.7=6.6-4.1=0.86+0.13=3.2-0.8=
4.5+0.3=8.2+3.3=0.74+0.37=4.1+0.2=
二、混合运算。
0.81+0.49+58.7-0.51-3.4970.6-15.9-37.6
88.82+47.25+33.5984.64-24.92+59.83.91+2.39-1.12
90-(5.85-0.93)78.2+(10.4+1.2)8.4+1.36-4.64
一、口算。
1.7+0.9=7.7-0.8=0.88+0.18=1.3+0.2=
8+0.6=8.5-4.6=0.77-0.16=2.3-0.3=
4.4-0.7=8.6+0.2=0.81+0.07=2.4+0.7=
4+0.8=7.7-0.8=0.75+0.2=2.8+0.1=
6.3+0.9=8.5-3=0.76+0.47=3.6-0.5=
1.5+0.6=9+4.4=0.88+0.38=5.5-0.9=
8.2-0.2=8.5-2.5=0.85+0.18=8.2-0.5=
5.3-0.1=8.9-2=0.71+0.11=3.9+0.9=
二、混合运算。
0.79-0.23+3.77-0.64-4.3664.7-14.7+17.3
88.39-32+89.1779.11+44.66+27.545.76-3.46-1.98
50-(6.45-0.75)72.2-(22.4-6.1)9.04-2.28+4.52
一、口算。
3.7-0.1=8.5+3.5=0.77-0.48=7+0.4=
1.6+0.6=8.3-1=0.77-0.01=1.5+0.5=
3.2-0.8=8.8-2.5=0.73-0.35=8.2+0.3=
7.5-0.6=8.6+1.2=0.64+0.34=2-0.3=
5.6-0.2=8+0.5=0.72-0.35=2.4+0.4=
8.2-0.5=6.8+0.2=0.81-0.28=4.3+0.9=
5.5+0.4=6.6+1.4=0.73+0.21=8+0.1=
3.9-0.1=6.4-0.7=0.85+0.47=5.5+0.5=
二、混合运算。
0.87+0.33+3.98.5-0.36-4.6480.5-59.7-16.9
80.7-33.05+44.7777.07-28.46+15.436.43-1.93+4.19
20-(5.93-0.42)72.9+(10+9.3)5.33-3.69-1.54
一、口算。
3+0.4=6.8+4.3=0.74-0.45=6.7-0.3=
4+0.5=7.3-3.1=0.77+0.35=6.5+0.7=
8.3+0.9=6-2.9=0.83-0.01=4.5-0.4=
5.9-0.4=6.1+2.6=0.89+0.03=6.6-0.9=
5.9+0.7=7.7-2.6=0.73-0.12=1.4-0.5=
5.9-0.8=8.5+0.5=0.88+0.49=7+0.7=
6+0.1=7.1+4.3=0.72-0.49=4.6+0.6=
5.4-0.2=8.9-3.6=0.87+0.06=2.1-0.5=
二、混合运算。
0.74-0.29+0.26.6-0.78-1.2289.4-38.2+20.3
86.61-21.29+83.4786.26-27.93+61.264.95-2.71-1.32
20-(4.08+0.36)73.1+(14.4-4.6)4.25-1.75-1.72
一、口算。
5.6-0.4=6.5-4.5=0.9-0.42=4.6-0.2=
4.6-0.3=8.1-1.9=0.69+0.42=6.4-0.8=
3.6-0.5=8.2+4.9=0.77+0.09=8.5+0.1=
7.9+0.1=8.2+1.7=0.65-0.32=2.1-0.8=
8.4+0.3=7.5-3.9=0.75+0.05=7.4-0.1=
2.7-0.4=7.8-3.4=0.9-0.17=8+0.6=
5.8+0.4=8.3-0.4=0.9+0.01=6.1+0.5=
2.1+0.2=8.1-1.8=0.79+0.48=7.8-0.8=
二、混合运算。
0.76+0.47+0.48.8-0.26-2.7465-31.8+26.2
86.1+20.61+55.976.68+15.58+95.399.45-5.83-2.06
70-(8.18-0.2)95.7+(21+7.9)4.72-1.63-1.53
一、口算。
6.9-0.1=7.9-3.1=0.63-0.25=3.1-0.2=
2.1-0.4=6.7+0.3=0.79-0.37=3.6-0.1=
4.9+0.3=7.5+1.2=0.62+0.45=5.7+0.1=
7.7+0.2=7.7-2=0.89+0.01=6.4-0.7=
3.6+0.8=9-0.9=0.6-0.23=2.5-0.5=
4.3-0.5=6.3+2.9=0.75+0.11=4.6+0.3=
6.1-0.8=7.8+1.9=0.7-0.02=2-0.6=
1.5-0.8=9-3.4=0.69-0.36=3.3+0.7=
二、混合运算。
0.76-0.04+3.38.6-0.84-4.1689.4-26.6-17.8
84.84-30.09+92.1287.19-26.14+66.167.25+3.66-2.75
50-(7.48-0.35)79+(13.8+8.5)9.14+3.96+3.91
一、口算。
8.6-0.7=8.8-3.5=0.75-0.21=7.9-0.4=
2-0.5=7.2-0.9=0.9+0.34=4-0.5=
6.2+0.9=6.9+0.1=0.88+0.15=8.5-0.6=
1.7-0.2=8.9-1.2=0.68+0.16=7.7-0.7=
2.3+0.5=7.9-1.8=0.8-0.33=3.9-0.9=
1.6+0.3=7.4-0.3=0.86-0.22=2.2-0.8=
7.8-0.8=8.9+4=0.62-0.21=3.5-0.2=
7.8-0.6=6.4+2=0.61-0.31=4.3+0.2=
二、混合运算。
0.62+0.27+5.19.7-0.15-2.8572.2+53.9-18.1
60.49-41.97+16.7160.74-30.07+868.44+4+1.77
50-(9.89-0.24)94.7-(26.5-9.1)5.24-1.08-4.03
一、口算。
8.2-0.5=8.5+2.5=0.62-0.27=7.1+0.5=
7.9-0.5=7.5+1.4=0.6-0.23=2.7-0.8=
7.8-0.1=7-0.7=0.85+0.39=6.2+0.5=
6-0.3=8.7-1.8=0.88-0.46=2.9-0.2=
4+0.4=6.1-1.1=0.78+0.26=1.1+0.1=
5.8+0.7=8.5-0.2=0.6+0.48=3-0.9=
6.5-0.4=6.1+0.7=0.87-0.14=7.1-0.6=
1.3-0.1=6.4+1.1=0.77+0.39=7.7+0.4=
二、混合运算。
0.73+0.16+4.16.6-0.79-0.2195.9+40+15.7
79.32+33.54+85.0285.4+42.41+34.835.53+1.64+2.57
50-(9-0.98)66.4+(19.2+9.3)6.88-4.25+2.23
一、口算。
8.2-0.8=7-1.9=0.77-0.42=6.2-0.1=
6.6+0.8=7.8+2.1=0.67-0.03=5.5-0.3=
4.7+0.1=8.8+1.7=0.64+0.27=4.1-0.1=
8.6+0.6=8.8-1.5=0.88-0.35=3.7-0.6=
8.3-0.2=8.8-1.2=0.8-0.42=3.9+0.5=
4.9+0.4=9+2.3=0.89-0.45=3.1+0.7=
2.7-0.1=7.8+1.6=0.67+0.08=5-0.9=
6.2-0.7=8.2+2.9=0.75-0.3=5.1-0.6=
二、混合运算。
0.8-0.3+5.47.7-0.16-2.8456.4-29.1-17.3
74.17-24.54+37.9960.87-21.31+54.017.2+1.09+4.46
60-(7.75-0.94)81.8+(11.2-6.2)8.83-3.6-3.59
一、口算。
4.8+0.1=8.4-4.3=0.66+0.39=4.9+0.7=
7.1+0.7=6.8-2.6=0.74-0.21=5.6-0.7=
6.6+0.7=8.3+3.6=0.75-0.39=3.8+0.9=
6.8-0.6=6.5+2.4=0.89+0.44=6.7+0.8=
4.8+0.7=7.9+1.1=0.77-0.11=8.3+0.3=
4.8+0.4=7.6-4.3=0.85+0.03=1.6-0.4=
8.7+0.6=6-3=0.82+0.3=6.5-0.9=
6.5-0.8=7.7+3=0.7-0.11=4.1+0.6=
二、混合运算。
0.69+0.08+1.79.8-0.16-2.8473.3+45.6+10.1
89.29+47.37+30.0875.63+46.23+94.318.81-6.33-1.98
20-(7.53-0.43)69.3+(17.3-5.8)7.96+1.02+5.53
一、口算。
3.8-0.3=6.2-1.7=0.77-0.06=3.5-0.4=
7.7-0.2=8.2+4=0.66+0.47=5.5+0.2=
3.5-0.2=7.4-3.3=0.64-0.13=4.2-0.7=
4.8+0.7=8.1-0.7=0.88+0.04=5.8+0.3=
3.2+0.2=6.9+3=0.65-0.04=7.8+0.9=
5.9+0.4=8.5+3.2=0.77-0.29=1.1-0.4=
5.9-0.7=6.6-3=0.67+0.37=8+0.4=
8.6-0.4=7.1-2=0.83+0.46=3.4+0.9=
二、混合运算。
0.71-0.44+0.97.2-0.47-1.5341.9+13.3+11.8
89.98+31.61+36.1860.12+10.95+47.419.82+3.93-1.43
90-(8.68-0.6)86.8+(12.4-6)9.22-7.11-1.08
一、口算。
7.4+0.1=8.9+0.1=0.64+0.49=1.1-0.5=
4.9+0.1=9+1.1=0.81+0.42=1.3-0.2=
3.7+0.7=6.1+3.4=0.8+0.01=7.3-0.9=
4.6-0.5=7.8-0.3=0.7-0.16=6+0.3=
1.2-0.7=6.6-1.3=0.64-0.08=8.8+0.7=
5.6-0.4=6.4-0.8=0.62+0.28=6.5-0.9=
3.3+0.4=8.6-0.9=0.85-0.46=2.6+0.8=
7.7+0.3=8.6+3.1=0.78+0.12=1-0.5=
二、混合运算。
0.6-0.42+4.29.2-0.42-2.5872.4+43.3-27.5
63.89-26.61+19.7668.2-11.04+11.429.97+4.66+3.25
90-(5.4+0.71)71.3-(28+9.5)8.67-6.41+1.75
一、口算。
8.9+0.1=6.5-3.9=0.8-0.01=5.4-0.1=
1.2-0.8=7.4-4.7=0.9-0.2=4.1+0.2=
1.2+0.1=6.5+3.5=0.82+0.24=4.7-0.3=
2.7+0.1=6.3+4=0.75+0.38=1.9+0.6=
2.3+0.1=8.5+1.1=0.67+0.11=1-0.6=
2.5-0.2=6.6-4.2=0.65+0.09=7.8-0.6=
1.1+0.1=6.3+4.5=0.69+0.25=5.9-0.8=
9-0.3=6.6+0.9=0.81+0.25=6+0.9=
二、混合运算。
0.81+0.41+66.5-0.62-2.3883.2+29.9+20.6
76.62-25.39+25.781.43+16.54+97.576.04+4.19+1.85
90-(9.11-0.61)63.1-(29+5.8)8.69-7.11+1.04
一、口算。
2+0.8=6.9-2.5=0.84+0.3=8.9+0.8=
2.2-0.9=8.9-2.3=0.63-0.08=5.8-0.5=
5.8-0.3=8.5-4.8=0.62+0.04=4.7-0.7=
5+0.8=7.3-0.4=0.9+0.15=2.6+0.4=
1.4-0.6=9-4.4=0.62+0.21=8.8+0.5=
1.9+0.8=7.3-2.5=0.86+0.14=2.5-0.2=
6.2+0.4=7.1-0.2=0.61-0.45=4.1+0.2=
7.2+0.6=6.5-2.3=0.65-0.11=6.9+0.5=
二、混合运算。
0.64-0.02+49.5-0.71-3.2963.5-24.9-28.9
85.82+44.5+34.2467.51+24.13+68.376-1.22-2.45
90-(3.04+0.95)99.6-(28.4+7.5)3.86+2.3-1.25
一、口算。
6.4-0.8=8.8+0.9=0.61+0.18=2.9+0.1=
8.1+0.7=7.3-3.7=0.8+0.27=1.7-0.3=
1.9-0.3=8.9+1.1=0.76-0.4=1.4+0.2=
7+0.7=6.2+2.6=0.87+0.16=8.5+0.2=
4.3-0.4=6.8+4.4=0.82-0.33=4.5+0.1=
4.2-0.4=8.7-3.3=0.72+0.24=5.1+0.7=
1.6+0.4=6.3+2.6=0.85+0.05=2.4+0.3=
1.7-0.7=8.6+0.5=0.68-0.42=8.1+0.7=
二、混合运算。
0.61+0.01+47-0.6-4.495.8-47.4+15
79.72+43.51+84.785.52+25.57+66.335.69-1.71-3.04
50-(5.44+0.81)74.7-(17.5+7)5.3-1.95+1.9
一、口算。
4.8+0.1=7.3-2.1=0.86+0.22=1.5+0.6=
8.6-0.8=7.8-0.1=0.66-0.45=4.6-0.9=
8.8+0.5=6.2+4.6=0.73+0.03=7.7-0.1=
1.2-0.8=8-4.8=0.82-0.36=4.9+0.9=
4.9+0.2=6.7+1.7=0.88+0.47=2.1+0.9=
2.4+0.4=7.6-4.1=0.79-0.21=7.8-0.9=
2.5-0.2=8.5+1.8=0.73+0.33=4.4+0.3=
8.5-0.3=7.3-2.2=0.68-0.03=6+0.1=
二、混合运算。
0.72-0.14+2.46.8-0.83-0.1735.1+14.3+20.4
84.78+36.35+92.975.85+30.02+17.419.38-1.74+6.51
40-(9.06+0.84)74.4-(14.7-1.6)7.42-2.49-2.66
一、口算。
8.5-0.8=8.3-1.5=0.88-0.44=1.7+0.8=
7.6+0.9=7.2+0.2=0.64+0.2=4.4-0.4=
1.4+0.5=6.5+4.6=0.61-0.28=4.5
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- 人教版 四年级 数学 下册 小数 加减法 混合 运算 专项 练习题 101