人教版四年级数学下册小数加减法混合运算专项练习题165.docx
- 文档编号:25546522
- 上传时间:2023-06-09
- 格式:DOCX
- 页数:13
- 大小:21.22KB
人教版四年级数学下册小数加减法混合运算专项练习题165.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165.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165.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165
一、口算。
3.3+0.8=8.7+0.5=0.82+0.28=1.3+0.8=
5.2+0.5=7.9-3.6=0.86+0.08=2.8-0.2=
3.4-0.6=7.7-0.7=0.77-0.21=2.6+0.4=
1.9+0.4=6.1-2.6=0.6+0.11=6.2-0.2=
2.2+0.5=8.6+1.8=0.69+0.23=1.8-0.3=
2.9+0.7=6.5+1=0.82+0.19=1.2+0.7=
2.6-0.8=8.4-0.3=0.83-0.03=4.8+0.4=
8.6+0.9=7.2-3.6=0.78+0.14=5.9-0.4=
二、混合运算。
0.74-0.4+9.86.4-0.2-0.862.4+25.9+29.5
76.46+25.47+91.9862.63-11.53+27.816.7+2.24+3.7
70-(3.86-0.87)84.9-(18.1+6.4)6.82-3.46+3.21
一、口算。
2.3+0.7=8.7+3.9=0.87-0.31=2+0.4=
8.4+0.2=8.6+0.8=0.9-0.2=8.5-0.7=
1.3+0.8=6.5+2.1=0.86-0.26=8.9-0.9=
7.3-0.1=8.4+2.2=0.68+0.05=2.1-0.2=
7.9-0.1=6.6+3.4=0.63+0.31=1.7-0.2=
3.2+0.9=6.2+4.9=0.63-0.09=1.3-0.7=
4.7+0.3=7.2-0.4=0.82-0.38=6.1-0.7=
3.7+0.7=6.7+4.5=0.84-0.44=7.9-0.8=
二、混合运算。
0.85-0.15+9.97.3-0.66-0.3462.1-15.8+30.8
70.46-12.3+47.3664.86-41.13+16.339.9-6.75-2.9
30-(9.49+0.54)83.8+(13.5-9.9)4.57+3.07+1.15
一、口算。
2.4+0.7=7.9-4.1=0.69+0.49=2-0.5=
7.5-0.4=7.6-0.2=0.77-0.4=1.3-0.1=
3.7+0.2=6.2-1.5=0.8-0.35=7.1+0.3=
8.2-0.3=7.7-2.4=0.74+0.11=6.6+0.1=
3.4-0.1=8.3+0.2=0.87+0.21=6.2+0.9=
8.4-0.1=8.5+2.3=0.9+0.07=2.9+0.9=
6.3-0.6=7.5-4.1=0.74+0.15=4.2+0.1=
4.6-0.8=7.5-0.6=0.71+0.07=6.8-0.8=
二、混合运算。
0.82-0.07+1.77.8-0.13-2.8756.9+11.3+27.5
75.77-16.3+74.8965.87+48.98+91.964.74-2.87+1.1
60-(6.53-0.43)87.7-(18.9+2.5)5.77+2.13+2.76
一、口算。
8.7+0.4=8.8-3.6=0.85-0.18=1.8+0.3=
8.9-0.2=6.2+1.3=0.7-0.03=3.3-0.2=
6.3-0.3=7.3+3.8=0.6+0.21=1.7-0.7=
2.3+0.2=6.4+2=0.75-0.19=5.1+0.9=
6.7+0.3=6.2-4.1=0.7-0.05=6.1+0.5=
4.3+0.9=6.6+4.9=0.69+0.42=4.7+0.9=
3.7-0.4=6.6+2.4=0.65-0.32=8.4-0.2=
6.5+0.5=6+1.1=0.74+0.39=1.3+0.5=
二、混合运算。
0.64+0.25+6.15.8-0.73-2.2775.6+34.1-36.4
78.75+37.07+87.1180.46+39.22+37.568-4.49-1.22
60-(5.95+0.98)65.9-(27.6+3.2)6.47+1.21+5.05
一、口算。
8.6+0.5=8.5-1.2=0.7-0.29=5.2-0.9=
4.5-0.2=8.7+3.4=0.82+0.13=8.1+0.5=
2.9+0.6=9-1.9=0.7+0.02=1.6-0.7=
5-0.4=8.5+0.9=0.74+0.04=4.8+0.4=
2.4-0.3=6.3+1.2=0.67-0.01=1.3-0.8=
2.6-0.8=7.5+1.5=0.65+0.09=1.4+0.1=
1.5-0.3=7.9-2.6=0.6-0.04=1.8-0.3=
7.8+0.7=7.2+3.2=0.69-0.43=4.2-0.6=
二、混合运算。
0.71-0.18+0.68.7-0.69-2.3166.4-30.9-11.5
64.63+48.69+83.7365.7-23.73+86.797.87-1.15-4.97
90-(8.92-0.14)93.2+(18.8-7.3)4.79-1.05-2.54
一、口算。
3.9-0.7=8.2-3.8=0.64-0.06=2.1-0.4=
3.1-0.9=6.8-2.4=0.84-0.29=2.4-0.4=
7.8+0.4=8.1+1.9=0.81-0.31=3-0.7=
5.7-0.3=6.2+2.5=0.68-0.37=7.1+0.7=
5.8+0.7=8.4-0.9=0.67+0.23=2.9-0.9=
6.1-0.1=7.6+0.8=0.88+0.08=3.4+0.1=
3.3-0.1=6+4.8=0.81+0.33=7.5+0.4=
1.6+0.7=6.1-3.3=0.86+0.27=2.6-0.2=
二、混合运算。
0.74+0.16+6.57.2-0.71-1.2994+18+67.5
63.83+29.48+62.6987.69+45.82+39.46.8-1.88+4.84
20-(9.45+0.34)86.9+(23.1-1)7.43-2.98+4.44
一、口算。
4.6-0.4=8.1-2.3=0.78-0.01=6.8+0.2=
5.3-0.2=8.6+2.6=0.86+0.19=3.4+0.2=
5.5-0.9=7-4.2=0.73-0.08=3.7+0.9=
8.3-0.1=6-0.8=0.82-0.36=1.1-0.1=
2-0.6=9+0.3=0.88+0.3=1.3+0.2=
3+0.5=6.2+4.5=0.8-0.07=1+0.6=
7-0.6=8.7+0.4=0.84-0.39=3.6-0.8=
1.7-0.4=8.6-1=0.76-0.05=3.9+0.3=
二、混合运算。
0.77-0.43+9.59.2-0.8-1.237.9-17.1-20.5
75.27+35.5+44.9862.13-34.83+33.616.62+2.08-3.96
20-(5.24-0.51)81.3-(29.8-4.5)9.07+1.43+4.36
一、口算。
5.6+0.7=6.2-2.7=0.81+0.22=3.8+0.3=
1.1+0.9=7.8-2=0.9-0.38=7.6+0.2=
3.4-0.9=6.1-4.3=0.78-0.28=8.3+0.6=
2.4+0.4=6.6-1=0.79+0.37=5.6+0.5=
4.1+0.5=8.6+1.5=0.66-0.07=3.5-0.9=
7.7+0.4=8+3.5=0.7-0.16=1.4+0.8=
5.7-0.9=7.4-4.6=0.71+0.34=2-0.3=
4.8-0.3=9+2.8=0.66-0.44=8.6-0.4=
二、混合运算。
0.7+0.36+97.5-0.41-4.5936.3-18-14.3
81.87-12.43+18.8271.37+11.15+53.35.13+1.72+1.57
30-(4.76+0.52)77.9+(18.3-3.9)8.41-1.29+4.42
一、口算。
7+0.7=8.7-2.3=0.7-0.12=3.5+0.3=
3.9-0.5=8.2-2.1=0.9-0.05=3.1+0.9=
2.5-0.4=6.1+4.8=0.64-0.43=2.3+0.7=
6.7+0.4=6.7-4.4=0.78-0.15=4.6+0.4=
6.6+0.8=6.2-1.9=0.78+0.29=1.4+0.3=
8.8-0.5=6.3+4.2=0.72+0.3=3.4-0.6=
6.3+0.4=6.4-1.2=0.82-0.11=3.9+0.6=
2.6+0.2=7.8-4=0.72-0.45=3.3-0.9=
二、混合运算。
0.7-0.24+46-0.71-3.2966.5+34.2-21.4
71.07-24.46+97.883.29-16+84.267.7+4.18+1.44
70-(7.12-0.59)63.2-(23.2+8.5)8.29-6.38+1.6
一、口算。
2.6+0.2=8.5-0.1=0.79-0.25=4.7+0.6=
7.6-0.4=8.9-1.8=0.75-0.46=6.5+0.4=
7.2+0.8=6.8+1.9=0.8-0.34=1.5-0.2=
1.8+0.6=6.9-4.2=0.62-0.19=6-0.6=
1.1+0.6=8.9-4.2=0.64+0.42=8.9-0.5=
8.2+0.2=6.6-0.9=0.67+0.06=7.6-0.5=
6.9-0.9=7.7+1.4=0.82+0.25=5.8+0.2=
2.1-0.6=8+4.6=0.79-0.23=2.4+0.7=
二、混合运算。
0.64-0.11+2.98.1-0.34-2.6643.5+13.1-20.6
67.3-39.46+89.2380.36-14.09+47.994.44-1.6+1.2
80-(6.11+0.51)80.9+(14.8+6)6.73-1.01-5.53
一、口算。
5.5-0.1=7.8-4.6=0.86-0.35=5.8-0.4=
7.5+0.5=7.5-3.4=0.85-0.48=5.3+0.9=
8.3-0.7=6.3+4.1=0.81-0.21=4.5+0.7=
2.3+0.3=8.9+4.2=0.77-0.38=2.8+0.8=
3.1+0.9=6.9-4.8=0.83-0.1=3.3+0.6=
5.1-0.4=7.5-3.5=0.65-0.17=1.4-0.7=
4+0.3=7.6+1.5=0.83+0.03=5.6+0.9=
7+0.1=8.9+4=0.78-0.4=7.7-0.2=
二、混合运算。
0.65+0.33+8.56.8-0.12-2.8877.7-51.1+23.6
74.21-29.88+62.180.03+35.22+55.384.27-1.49+2.13
60-(7.98-0.48)76.4+(14.9-1)4.1-1.64-1.86
一、口算。
2.4-0.4=7.6+0.1=0.67+0.26=7.4+0.7=
3.9+0.7=8.8-3.9=0.7-0.21=7.3-0.5=
4.7-0.5=6.3+0.1=0.7+0.38=5.1-0.3=
5.8-0.6=6+1.7=0.78-0.1=4+0.9=
1.2-0.2=8+2.8=0.85+0.23=1.7+0.6=
1.2+0.9=6.2+1=0.64+0.04=8.1+0.1=
8.9-0.8=7.2+0.3=0.74-0.41=5.6-0.7=
4-0.5=6.8-3.1=0.83+0.28=5.4+0.7=
二、混合运算。
0.78+0.11+9.65.5-0.14-1.8682.8-18.2-10.4
74.85-14.35+46.4176.1+14.6+51.916.91-5.27+1.05
20-(7.4+0.44)79.3+(16.3+3.3)8.8+5.23-2.96
一、口算。
2.7-0.6=7.6-0.9=0.75+0.09=1.2-0.5=
4.1+0.4=7.4-0.4=0.82-0.36=5.5+0.4=
8.3-0.1=6.5+1=0.63+0.33=2.7+0.6=
4.9+0.6=6.2-4.2=0.7-0.27=6.6+0.4=
2.5-0.1=7.7+1.1=0.62+0.09=3.6+0.4=
8.9+0.1=7.6-3.4=0.7+0.3=7.8-0.2=
8.7-0.7=8.5+2.9=0.75-0.15=2.5+0.6=
8.4-0.4=8.5+0.1=0.73-0.44=5.4+0.1=
二、混合运算。
0.87+0.43+4.95.2-0.63-0.3773+11+41.1
83.22+35.8+11.1385.31-27.99+92.578.49+3.42-2.79
60-(2.67-0.36)90-(24.3+9.4)6.05+1.97-3.81
一、口算。
2.9+0.4=8.3-0.3=0.78-0.12=1.4+0.8=
2.8+0.8=8.7-0.6=0.76+0.19=8.3+0.9=
4.4+0.6=6-3.3=0.6+0.33=7.2+0.2=
4.4-0.9=8.2+3.3=0.83+0.21=5.1-0.1=
6.4+0.7=6.9+3.3=0.75+0.22=6.6+0.6=
7.7-0.4=6.1+1.6=0.73-0.4=8.3+0.4=
5.3+0.9=8.5+2.3=0.82+0.21=1.4-0.2=
5.4+0.7=7.1-2.2=0.76-0.28=8+0.4=
二、混合运算。
0.85+0.11+6.49.8-0.82-3.1850+22.5+12.2
63.07-34.81+52.0274.03+45.37+63.949.48+6.03-1.03
90-(2.49-0.55)65.9-(28-3.7)5.69-2.8+1.2
一、口算。
1.1+0.2=8.8+2.9=0.6-0.21=1.7-0.5=
3.3-0.7=8.8+3.2=0.64+0.49=5.1-0.7=
2+0.3=6.7-3.6=0.88+0.24=2.6+0.7=
5.5+0.4=7.7-0.5=0.84+0.44=2.2+0.5=
2.6-0.9=6.7+4.8=0.61-0.27=7.5+0.1=
3.3-0.7=8.1-2.2=0.64-0.37=2.9+0.3=
1.7+0.6=7.7-2.4=0.82+0.21=1.2+0.9=
8.6+0.8=8+3.9=0.79+0.36=7.3+0.8=
二、混合运算。
0.65-0.26+3.28-0.18-1.8262.6+23.9-25.4
74.95-27.65+59.8688.33+48.85+85.429.54+5.79-3.43
90-(3.6+0.59)80.4-(16.2+2.9)3.62+1.97+1.37
一、口算。
5.1+0.1=6.2-2.9=0.86-0.3=1.2-0.3=
5.2-0.1=8.4-1.2=0.72-0.14=8-0.8=
6.7-0.1=8.6+4.1=0.81+0.26=1.7-0.9=
7.6+0.5=7+0.5=0.72+0.3=7.4+0.2=
2.1-0.5=8.6+1.2=0.81-0.17=5-0.2=
4.4-0.7=6.9-3.4=0.65-0.29=5.7+0.2=
7.5-0.9=7.7-3.7=0.82-0.43=1.8-0.2=
1.5+0.4=7.9+4.2=0.75-0.19=8.1+0.1=
二、混合运算。
0.8-0.19+2.16.6-0.36-4.6486.9-67.1+18
77.03-20.26+7173.67-11.99+94.217.74-2.76+1.87
30-(6.27-0.75)70.3-(24.4-3.9)8.78+3.57+1.23
一、口算。
4.1-0.3=8.9-3.8=0.63+0.37=8.5-0.3=
2.2+0.3=7.7+1.5=0.75+0.13=1.2+0.6=
7+0.8=7.9+1.5=0.81-0.12=1-0.1=
5.3+0.7=6.5+1=0.75+0.34=6.7-0.4=
7.5-0.9=8.6-1=0.77-0.31=3+0.7=
5.2-0.2=6.1-0.6=0.71+0.44=7.3+0.8=
4.7-0.4=7.1-2.5=0.66+0.46=4.3-0.7=
3.2-0.4=8.6+4.7=0.76+0.43=3-0.9=
二、混合运算。
0.67+0.3+3.85.7-0.57-1.4337.8-13.7-10.4
60.96+29.57+71.3887.59+43.02+40.369.81+6.19-2.33
80-(3.31+0.4)88.3-(14.3-4.2)3.81+1.99+1.17
一、口算。
1.8-0.3=8.8+3.7=0.77-0.4=6.7-0.4=
8.3-0.1=7.3+0.4=0.74+0.06=2.7-0.8=
7.6-0.8=8.9+4.1=0.74+
- 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 165