人教版四年级数学下册小数加减法综合练习题94.docx

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人教版四年级数学下册小数加减法综合练习题94.docx

人教版四年级数学下册小数加减法综合练习题94

一、口算。

2.9-0.2=5.2+8.9=42.6+7=0.54+0.28=

2.5-0.7=6-1.8=6.8-2.5=0.94+0.26=

8.9-0.1=4.1+2.6=66.7+1=0.8-0.48=

4.6+0.1=9.8+2.1=6.9-0.2=0.58+0.26=

1.5+0.2=7.3+9.1=34.6+1=0.5+0.42=

二、笔算。

7.48+0.52=79.89+4=7.51-5.61=90.9+43.2=

7.4+1.13=19.23-9.51=8.97-0.4=72.48+5.11=

3.62-0.69=63.04-1.13=8.65+3.78=53.9-35.3=

9.67-2.55=64.91-2.51=8.86-0.54=57.22-8.71=

一、口算。

6.8-0.7=7.9+3.7=25.7-4=0.56-0.05=

2.1+0.5=9.1-2.6=7.9+3.8=0.89+0.19=

6.9-0.1=9.7+0.9=28.1-1=0.96-0.43=

7.2+0.9=6.6+0.3=7.2+1.7=0.86+0.2=

6.3+0.8=0.8+4=75.9+2=0.64+0.37=

二、笔算。

5.65-0.91=60.86+8.05=8.06-6.09=89-30.6=

7.31+2.43=74.28-9.85=9.61+0.23=65.41+5.47=

3.89+0.66=81.92+8.94=7.33-3.96=76.8-37.3=

9.32+5.8=20.3-5.7=2.48-0.71=44.15-3.77=

一、口算。

4.5-0.1=1.6+1.6=53.4-3=0.87+0.49=

7.2-0.9=9.6-2.3=8.2+5.6=0.91-0.12=

4.8-0.9=2.3+7.4=62.3-1=0.99-0.08=

6+0.5=8.1+3.6=6.2-1=0.88-0.39=

7.6+0.8=2.1+7.5=60.1+2=0.72+0.01=

二、笔算。

5.94+0.3=22.08-2.84=7.32+3.58=88.6-29.4=

9.99-2.03=41.28-3.3=2.6+0.32=97.01+3.98=

3.48-0.9=78.01-2.42=7.25+3.16=55.1-27.3=

7.09+4.76=52.31+4.61=1.02+0.39=24.72+6.07=

一、口算。

1.9+0.2=8.9+4=69.5+3=0.52-0.36=

7-0.1=9.8-3.1=7.6+1.7=0.75-0.24=

1.4-0.7=0.3+1=52.9-4=0.57-0.31=

1.5+0.9=9.4-4.1=6.5+5.4=0.7+0.03=

5.4-0.7=0.8+0.1=66.2-4=0.74-0.16=

二、笔算。

3.61+0.31=23.85+8.18=8.77-3.09=60.1+1.9=

8.92+3.41=56.68-5.6=8.93-0.79=40.64-4.63=

1.06-0.39=80.26+9.89=8.38-2.13=54.8+49.1=

7.57-3.72=92.14+2.84=4.97-0.68=96.63-2.21=

一、口算。

3.5-0.3=5.4+0.5=50.2+3=0.77+0.32=

6.1+0.1=6.7-0.4=8.7-2.2=0.73+0.38=

1.6+0.7=9.8+8.7=82.8+5=0.69-0.08=

2.3-0.7=8-2.4=9.3-0.1=0.78-0.15=

3.2-0.3=7.6+9=38.1+7=0.53-0.37=

二、笔算。

9.48-0.79=47.27-8.08=7.58-4.7=79.9-4.8=

9.85-2.01=59.19-2.44=4.37-0.61=61.39+4.56=

2.15-0.86=61.56+9.75=9.48-4.18=62.5+27.8=

9.98-6.23=99.23+5=3.45+0.25=21.51+1.97=

一、口算。

4.6+0.1=2.2+2.7=43.3+1=0.79-0.46=

3-0.9=5-3.5=6.2+1.3=0.55+0.45=

6.8-0.6=3+3.1=96.7-8=0.84-0.29=

6.4-0.6=9.5+2.9=7.8+2.2=0.92-0.16=

1.1+0.1=1.7+9.9=77.7-9=0.81-0.2=

二、笔算。

2.28+0.21=71.33+9.54=7.04+1.63=64.2+46.2=

8.33+2.54=57.14+5.08=6.85-0.96=73.23+2.75=

8.89+0.76=15.51-4.05=7.4+6.93=78.5-49.6=

7.66+2.23=87.88-3.38=1.45-0.78=32.65-4.97=

一、口算。

5.2-0.2=4.8+6.6=45.6-1=0.52-0.42=

4.1+0.6=7-2.9=9.1-5=0.78+0.34=

3.8-0.3=7.5+9.4=61.3-3=0.61-0.21=

2.5-0.1=7.7+1.6=6.6+2=0.64-0.38=

7.7-0.8=6.6+5.7=53.7+8=0.58-0.39=

二、笔算。

2.45+0.88=91.22-7.99=8.93-4.02=58.3-15.2=

9.9-4.6=96.5+2.48=2.06-0.11=44.85-6.67=

5.64+0.43=66.75-1.97=8.71-5.92=56.9-46.4=

9.2-6.5=20.88-9.61=8-0.75=34.13+2.93=

一、口算。

4.3+0.9=1.5+8.5=90.2+9=0.55+0.3=

4.1+0.1=6.8+0.4=6.3-4.8=0.94-0.44=

4.7-0.7=8.9+0.4=87.8-9=0.69+0.42=

1.7-0.4=8.3+4.5=7.4+2.7=0.75+0.34=

1.3+0.9=7.9+7.8=68.6-4=0.62+0.03=

二、笔算。

5.71+0.24=59.4+6.91=9.53+5.04=64.2+36.2=

9.12+5.09=46.91-6.61=2.77-0.19=31.22-2.76=

2.76-0.9=67.58+3.13=9.48-6.97=73.5+17.3=

7.81+5.21=11.03-4.48=2.45+0.82=72.9+2.95=

一、口算。

2.1+0.5=5.9+3.6=12.4-7=0.5+0.11=

7.8-0.7=8.5-4.2=6.1+3.1=0.66-0.18=

1.1-0.9=2.3+0.8=14.8-1=0.91+0.12=

7.1+0.6=8.1-1=6.9-0.8=0.84-0.47=

6.4+0.7=8.1+6.9=89.8-1=0.84+0.21=

二、笔算。

8.8-0.01=55.71-6.58=9.97+1.45=81.8+17=

8.18+2.76=92.94-4.79=1.89-0.67=25.7-8.42=

5.5+0.49=76.72-6.78=7.8+6.65=57.8+1.6=

8.06+2.29=29.63-5.87=7.92-0.51=29.95-7.04=

一、口算。

5.9+0.5=9.1+5.9=84.6-6=0.69-0.22=

5.7+0.7=6.8+3.3=7+5=0.56+0.21=

3.2+0.3=8+4.7=72.8-7=0.94-0.09=

8+0.6=9.8-4.2=6.4-4.8=0.67+0.4=

9-0.7=2.5+6.1=99.7+2=0.71-0.2=

二、笔算。

4.73+0.34=51.61-9.97=7.47-3.12=64.8-28.2=

8.07-4.47=96.74-4.3=3.91-0.05=30.64+4.33=

3.31-0.18=39.8-1.31=9.27-4.87=60.6+46.3=

8.18-2.37=45.27-8.5=4.8-0.13=37.42+7.97=

一、口算。

4.4-0.6=0.2+0.5=13.7+7=0.86-0.2=

4.2+0.7=9.5-4.2=6.2+3.2=0.82-0.1=

5.1+0.1=8.6+7.6=28.7+5=0.82+0.06=

6.5+0.6=6.5-3.5=8.6-1.7=0.62+0.31=

5.7-0.7=3.4+3=92.8+8=0.5-0.39=

二、笔算。

3.83-0.86=53.02+2.47=8.11+5.64=70.9+16.2=

7.84+3.38=56.47-8.59=7.48+0.02=43-7.53=

6.17-0.04=12.92-6.37=8.24-2.95=87.8-46.6=

8.73-6.04=47.82-3.06=2.59-0.47=41.56+5.44=

一、口算。

5.4+0.2=2.4+1.2=94.4-9=0.92-0.39=

4.7-0.3=8-2=9.8+2.8=0.59+0.1=

5.5+0.9=1.5+5=52.5-4=0.59-0.27=

6.3+0.4=6.1-3.7=7.9-3=0.86+0.47=

7.6+0.7=2.4+5.7=60.5-1=0.86-0.12=

二、笔算。

5.08-0.66=20.89-2.3=9.38+1.72=62.6+17.9=

8.95+3.17=89.11+7.91=5-0.85=69.95-6.32=

2.35-0.15=71.19+7.73=9.3+2.35=65.4-9.9=

8.01-1.16=10.24-1.98=9.76+0.44=79.04-8.73=

一、口算。

7.7+0.6=7.7+3.7=37.1-3=0.68-0.29=

6.2-0.4=5.8+0.4=9.3-3.8=0.88+0.38=

8.1+0.4=4.2+8.6=20.2+7=0.86+0.31=

2.2-0.6=6+3.8=9.2-4.8=0.51+0.3=

1.6-0.5=9.2+0.7=38.4-2=0.67+0.17=

二、笔算。

6.8+0.34=83.78-1.49=7.99-3.31=75.5-34.1=

7.76-4.35=95.18-6.3=2.67-0.36=87.46-1.2=

9.53+0.95=30.07+9.05=9.69+6.2=54.9-39=

7.52+2.76=21.24+2.21=4.58-0.59=75.23+6.24=

一、口算。

5-0.6=1.3+2.1=83.4-2=0.54-0.41=

7.5+0.8=5.6-3.5=8.5-0.2=0.62+0.18=

5.3+0.1=9.4+5=76.2+8=0.64+0.32=

6.9-0.4=8.1+0.9=6.8+2.5=0.62-0.28=

6.5-0.7=1.4+1.5=68.6+6=0.66+0.05=

二、笔算。

1.88+0.87=21.01+1.36=9.76+3.01=79.6+22.7=

9.19-5.22=44.13-7.34=4.74-0.92=64.49+8.9=

3.93-0.43=10.12-6.56=7.88+4.2=68.4+28.7=

7.13-2.26=81.5-4.95=3.7+0.76=87.4-2.39=

一、口算。

1.1+0.9=8.7+2.5=89.3-6=0.7+0.11=

1.3+0.6=5.5+4.6=7.3-2=0.59-0.29=

7.3+0.8=7.4+7.5=70.2-3=0.69+0.11=

6.5+0.4=8-3.1=9.1-1.5=0.74+0.05=

4.3+0.2=1.6+0.5=19.9-3=0.54-0.48=

二、笔算。

9.63-0.7=57.37-3.22=8.82-1.36=54-49.1=

8.13+3.57=49.78+8.88=5.09-0.72=49.28+4.7=

1.2-0.46=83.89+2.55=7.48-5.11=97.6-19.9=

7.84-3.53=64.59+2.24=4.27+0.44=27.38+3.66=

一、口算。

4-0.3=5.4+3.4=91.9+6=0.66-0.06=

8.1-0.1=9+4.2=6.4+0.1=0.89-0.05=

6.4+0.3=6.7+1.1=22.3-4=0.72-0.35=

2.8+0.2=5.5+1.9=9.5+5.4=0.67+0.23=

1.9-0.6=4.1+0.8=35.1-2=0.91-0.36=

二、笔算。

2.94+0.45=67.81-2.26=8.38-3.73=71-4.7=

8.77-6.08=36.68-5.9=3.1+0.41=27.85+7.04=

4.15-0.83=14.88-1.69=9.79+3.89=53.8+11.9=

7.53-1.64=25.11-7.83=2.68-0.67=19.25-6.9=

一、口算。

5.1+0.1=5.6+6.6=85.3-6=0.95-0.24=

2.3+0.8=9.8-1.8=6-5.2=0.57+0.4=

5.6-0.1=3.2+7.8=62.7+9=0.96-0.18=

1.4-0.4=6.1-3.7=6.7+0.5=0.78+0.08=

5.8-0.9=6.1+1.2=59.8-8=0.57-0.38=

二、笔算。

6.5+0.93=60.33-9.65=7.96-4.69=84.9+49.4=

9.31-2.15=57.63-3.49=7.32+0.67=39.95-2.45=

7.75-0.95=88.95-7.95=8.21-5.83=88.6+11.6=

9.43-1.13=68.16-1=6.69+0.04=18.55-3.57=

一、口算。

5.4+0.2=1.8+9.6=76.7+2=0.85-0.01=

1.1+0.6=6.4-4.7=8.4-1.4=0.67-0.04=

7.4+0.5=4.2+3.1=36.9+9=0.57+0.04=

7.9-0.5=9.1-4.9=6.7-4.4=0.54-0.46=

3.5+0.2=4.5+8.4=47.7+5=0.88-0.14=

二、笔算。

5.77+0.04=31.44-7.1=7.67+2.1=75.1-15.1=

9.65+4.71=47.38-6.24=7.3-0.67=61.2+3.64=

7.07+0.8=32.21+2.58=7.69-2.46=88.5-37.7=

7.47+4.71=93.28+5.68=8+0.38=90.36+5.35=

一、口算。

3.4+0.7=0.3+4.5=29.8-7=0.72-0.32=

6.9-0.9=8.3-0.3=6.3+5.9=0.64+0.41=

3.5-0.6=6.4+2.6=13.4-6=0.67+0.47=

8.9-0.8=8.5-3.1=6.2+5.9=0.79+0.43=

2.6+0.4=5.7+9=98.6+9=0.56-0.04=

二、笔算。

7.41+0.66=89.48+2.43=8.04+5.83=73.1+39.4=

8.92-2.97=55.8-5.54=1.25-0.26=41.27-6.66=

8.39-0.97=84.98-7.29=7.72-6.86=72.9-9.7=

8.75-6.31=98.68+2.58=1.69-0.42=35.54-5.93=

一、口算。

3.8+0.1=4.2+5.1=71.2+9=0.54-0.27=

4.9+0.1=8.8+3.9=9.1+3.3=0.78-0.27=

4.2-0.8=5.6+9.8=23.4+4=0.68+0.49=

7.8-0.4=5.3+2.5=7-5.3=0.53+0.06=

8.8-0.9=8.8+4.5=34.6-5=0.58+0.18=

二、笔算。

4.83+0.53=68.78+3.99=8.29+1.72=51.2-27.5=

8.05+3.82=36.72-8.16=9.86-0.93=32.51+4.61=

6.33-0.75=50.1+4.16=8.69-2.48=81.5+7.9=

9.31+1.61=33.99-3.47=1.29-0.74=42.33-2.35=

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