人教版四年级数学下册小数加减法综合练习题67.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67.docx

人教版四年级数学下册小数加减法综合练习题67

一、口算。

6.9+0.3=2.6+4.3=56.1+2=0.7+0.11=

7.9-0.2=6.9-3.6=8.9-1=0.53-0.35=

2+0.4=7.7+3.2=40.8-1=0.86+0.27=

7.4+0.2=5.8-3.5=8.4-2.5=0.94-0.32=

4.6+0.6=0.6+7.1=14.6+3=0.6+0.49=

二、笔算。

5.15-0.8=60.46-1.07=7.17+2.25=60-12=

7.78-5.32=61.59-7.55=6.38-0.67=70.66+3.17=

2.63-0.81=11.77-6.23=7.61-1.61=55.5-25.4=

9.44-6.96=62.79+8.21=6.76+0.34=57.38+1.01=

一、口算。

4.8-0.4=5.7+7.6=43.2-2=0.96-0.11=

6.5+0.4=8.4+2.4=6.8+1.7=0.77-0.16=

6.9+0.8=7.9+6.8=69.4-7=0.5+0.45=

5.8-0.1=5.8+4.7=7+4.5=0.6-0.12=

5+0.8=2.9+5.1=10.3+1=0.71-0.14=

二、笔算。

2.38-0.37=89.47+6.04=7.12+2.56=51.2+14.4=

8.49+6.4=54.45+8.8=9.08+0.59=90.45+3.15=

4.66+0.55=33.93+1.48=8.08-2.36=73.3-31.5=

9.15-4.28=55.98-2.38=7.66-0.36=98.95+2.45=

一、口算。

7.1+0.9=2+1.1=84.9+7=0.95-0.07=

2.4+0.1=7-1.4=8.5-5.4=0.76+0.29=

8.9+0.4=6.6+1.5=21.5+5=0.67+0.19=

5.4-0.2=8.9+0.2=8.1+1.4=0.97-0.15=

6.4+0.6=0.9+8=62.4+9=0.99-0.12=

二、笔算。

8.22-0.69=88.62-3.93=8.51+4.12=58.5-33.1=

7.19-5.76=32.8+6.66=2.25+0.75=61.8-9.62=

2.15+0.58=33.58+1.88=9.61-4.7=67.1+20.4=

9.62+4.35=25.33+4.26=6.29-0.06=98.97-2.58=

一、口算。

7.8+0.3=0.9+1.6=90.8-3=0.7+0.35=

1.6+0.4=5.1-4.1=8.7-4.5=0.84-0.08=

6.8-0.6=1.5+3.7=21.4+6=0.58+0.29=

8.1-0.9=5.1-4=9.6+0.6=0.68-0.28=

2.6-0.7=7.3+1.3=17.8-6=0.66-0.22=

二、笔算。

9.05-0.09=54.59+5.31=7.94-6.09=91-25.2=

8.29-4.68=76.61+7.84=9.42+0.26=55.9-4.42=

2.77-0.57=83.66+4.63=7.76+1.34=87.2-8.6=

8.1-2.45=70.86-3.55=4.47-0.25=25.07-5.12=

一、口算。

4.7+0.8=6.7+4.4=78.8+7=0.64-0.39=

1.5+0.8=5.1+4.8=7.4+3.2=0.69+0.13=

8.8-0.7=9.2+1.4=22.3+4=0.8+0.45=

4+0.4=9.3+2.7=8.1+4.3=0.58-0.39=

6.8+0.4=3.1+9.3=57.8+2=0.99+0.08=

二、笔算。

4.63-0.45=58.6-5.41=8.77-6.9=69.9-8.8=

7.6+3.57=98.4+3.09=9.39-0.55=42.87+8.07=

5.64+0.29=40.29-2.37=9.66+5.09=60.3-13.6=

8.61+3.61=54.4-3.3=8.54-0.46=55.78+7.79=

一、口算。

5.2-0.1=4.6+5.8=62.9-5=0.64+0.09=

2.9-0.1=6.5-1.9=8+1.9=0.5-0.25=

2.5+0.7=4.4+0.6=93.8+1=0.77+0.32=

5.1-0.5=5.1+3.8=8.1+0.3=0.84-0.39=

8.3+0.6=8.8+6.8=34.8-2=0.66+0.3=

二、笔算。

3.37+0.86=73.71+9.65=8.62+2.39=96.2+8.7=

8.62-2.46=92.9+1.04=4.29-0.91=22.98-8.63=

3.25-0.65=69.59-4.11=9.88+6.4=53.3+33.7=

9.6-4.17=75.01+1.69=9.6+0.77=71.48-2.59=

一、口算。

2.1+0.7=3.3+3.5=70.9-2=0.97+0.2=

3.3+0.8=8-0.1=9.2+3=0.8+0.14=

6.7-0.3=2.9+0.4=64.9-6=0.69-0.3=

4.5-0.2=9.8-2.8=9.7-3.7=0.96-0.25=

7.7+0.7=4.7+7.4=91.2-3=0.51+0.11=

二、笔算。

3.17+0.3=33.8+8.16=8.95-4.33=95.4-4.6=

9.74+4.24=84.46+9.74=7.73+0.08=11.08-1.39=

6.58+0.03=99.04+3.2=8.19-1.71=89.7-43.9=

8.23-3.3=73.32-3.06=5.41-0.09=31.23+6.17=

一、口算。

5.8-0.9=8.3+9.2=98.6-6=0.99-0.18=

6.3-0.5=5.6-2.6=8.9+2=0.79+0.04=

7.8-0.9=0.7+3.4=29.8-2=0.66+0.36=

4.7+0.4=5.9-0.7=8.3+4.4=0.89-0.23=

8-0.7=0.7+5.9=90.2-3=0.9-0.47=

二、笔算。

7.39+0.28=57.04-8.01=7.59-2.61=72.9+13.1=

8.73+6.32=10.04+2.86=6.9-0.25=48+7.8=

1.93-0.08=70.55+4.86=9.96+2.04=71.4-20.7=

8.09+2.09=44.69+6.02=5.99+0.99=46.52-8.03=

一、口算。

5.6+0.1=4.3+0.7=16.8+7=0.77+0.32=

5.5+0.1=9.7+3.7=9.8-0.6=0.91+0.08=

4.1+0.3=0.1+2.7=19.1+4=0.93+0.09=

5.5+0.2=5.4+2.3=8.2-4.2=0.7-0.49=

1.6+0.5=4.6+9.2=69.8-8=0.93-0.07=

二、笔算。

8.02+0.56=49.15+9.37=8.16-4.28=90.6+10.2=

8.27+4.72=27.4+9.98=7.95+0.39=15.82-5.21=

5.27-0.03=45.08-5.88=8.17+1.07=81.2-28.6=

9.24-1.92=89.31-3.66=5.86-0.59=68.91+2.01=

一、口算。

1.1+0.7=8.5+5.8=22.5+3=0.75+0.28=

3.9+0.7=9.8-1.5=7.2-1.9=0.8+0.1=

4.8-0.7=2.8+0.4=74.2+6=0.62+0.18=

4.7+0.5=6.7-2=6.7+4.7=0.52+0.08=

3.1-0.6=8.7+9.2=16.1-6=0.85-0.33=

二、笔算。

9.54-0.43=52.08-4.2=7.15-3.17=60.7-42.1=

9.12+2.82=56.37+5.55=5.88-0.7=55.26+2.61=

6.76-0.78=51.96-9.18=8.21-5.66=74.6-31.1=

8.05+2.16=85.81+4.78=6.98-0.16=14.75+9.43=

一、口算。

4.2-0.2=6.3+7.9=66.3+3=0.77+0.14=

3-0.5=6.2+1.6=8-2.2=0.89+0.06=

4.5-0.7=3.2+5.9=43.1+4=0.76+0.24=

8.6-0.8=8.3+4.2=7.6-1=0.95-0.39=

2+0.7=4.4+9.4=88.9+4=0.76+0.35=

二、笔算。

5.59+0.81=26.6-8.26=7.47-5.01=94.3+30.4=

9.99-3.24=55.99+4.77=6.62+0.85=12.68+6.71=

4.17-0.81=90.79-4.16=8.39-3.8=85.1-3.1=

8.82-6.69=72.51+1.55=3.83+0.71=29.74+9.11=

一、口算。

3.1-0.8=5.3+6.3=77.9+4=0.94+0.45=

6.1+0.4=9.1+3.6=8.1+0.1=0.98-0.27=

4.4-0.9=8.5+3.7=72.7-1=0.99-0.19=

2.4+0.3=9.3-2.4=8.5-3.3=0.97+0.26=

4.7-0.3=3.3+0.9=93.2+5=0.75-0.35=

二、笔算。

7.67-0.56=94.79+3.11=7.25+5.58=99.6+44.8=

7.62+6.6=81.88-9=4.51+0.28=13.11-9.23=

2.5+0.19=26.82+4.41=7.45-6.38=97.2+26.8=

9.05-5.75=98.11-4.75=8.13+0.18=89.95+2.89=

一、口算。

7.1+0.9=7.6+7.3=89.6+1=0.85-0.02=

4.6+0.8=6.3-3.3=7.3+3.9=0.85-0.3=

3.3-0.6=5+0.3=52.6-8=0.72-0.31=

5.5-0.3=7.4+1.4=6.2+3.4=0.99-0.2=

5.2-0.6=8.1+8.8=60.5+9=0.71+0.41=

二、笔算。

2.03-0.57=80.28-7.23=8.61+3.03=83.5-3.6=

9.82-5.98=59.57+4.43=1.2-0.86=20.2-6=

4.74+0.1=84.11-4.26=9.66+5.99=84.7+31.1=

9.66+5.62=70.78-3.35=5.65+0.19=88.46-8.19=

一、口算。

5.7-0.4=8+3.4=99.1-2=0.61+0.35=

5.1+0.1=6.2+1.8=9.8-0.6=0.9+0.48=

1.2-0.2=7.4+8.2=33.8-1=0.91-0.4=

3.8+0.1=7.8+0.1=6.9-1.8=0.99+0.24=

2.2-0.9=5.3+8.4=62.8+1=0.76-0.48=

二、笔算。

4.11+0.32=19.27+9.67=9.94+4.75=62.6-16.4=

7.93-5.11=65.48-9.53=2.36+0.23=48-6.62=

4.31+0.68=50.45+6.29=8.91+4.3=78+15.5=

7.29-1.6=92.64-9.95=6.39+0.15=53.96+3.09=

一、口算。

6.8+0.9=4.4+2.8=10.8+7=0.74-0.47=

5.6+0.9=9.8-3.7=9-2.2=0.99-0.19=

3.6-0.4=9.3+8.4=79.3+5=0.75+0.4=

5.1-0.5=9+2.6=7.6-3.7=0.8+0.43=

5.9-0.8=3.1+8.1=55.8-6=0.59-0.25=

二、笔算。

6.3-0.37=33.56-2.91=8.99-2.87=82+13.7=

7.97-6.91=61.82+9.83=1.89-0.56=90.19-1.24=

3.74+0.11=98.53-8.64=8.48+2.42=60.6-32.9=

8.17+1.51=36.89-5.89=9.13-0.51=76.26-3.87=

一、口算。

4.9+0.5=9.4+7.1=37.5-7=0.87-0.26=

4.1-0.3=8.6+1.5=9.6+3.2=0.56+0.27=

3.3+0.3=1.6+2.6=40.6-7=0.71+0.28=

4+0.8=5.8+3.4=6+1.9=0.61-0.14=

3.6-0.4=2.3+9.9=90.2-4=0.7+0.46=

二、笔算。

9.54-0.16=60.12+7.84=9.77-6.89=99+35.7=

8.13-1.52=97.44-1.54=5.7+0.37=74.85+3.03=

4.89-0.28=65.71-7.46=7.81-6.63=52.4-47.2=

8.45-4.6=26.64+5.26=7.39+0.96=32.51-4.7=

一、口算。

8.9+0.4=3.5+4=31.6-6=0.52+0.31=

6-0.7=6+1.1=8.2-2.2=0.73+0.46=

6.7+0.7=2.5+6=65.8+7=0.64+0.28=

7-0.5=9.8-2.9=8.6+1.2=0.84+0.2=

5.1-0.7=7.8+1=82.8-3=0.74-0.15=

二、笔算。

5.35+0.03=70.18-3.77=9.55+1.02=70.2-7.5=

8.72-2.14=67.84+6.31=7.66-0.81=52.06+8.43=

6.05-0.87=73.57-5.97=7.41+2.88=73.1-24.5=

8.01-4.38=80-7.29=5.16-0.59=76.7-3.25=

一、口算。

2.7+0.9=6.1+8.3=78.3-3=0.86-0.38=

3.4+0.2=7.6-1.5=7.5-0.5=0.51+0.49=

4.1-0.4=2.1+7.2=64.2+7=0.61+0.22=

5.1+0.7=6.5+1.2=6.3-1.9=0.74+0.26=

2.8-0.4=6.7+4.9=54.1+3=0.52+0.28=

二、笔算。

5.5+0.63=94.63+7.22=7.76-3.69=86.1+14.4=

9.44-1.31=51.24+3.23=5.17+0.88=19.02-2.84=

4.32-0.95=64.9-4.88=9.8+6.21=59.5-31.7=

9.81+5.54=67.51-7.99=7.64-0.63=15.52+3.33=

一、口算。

2.3+0.4=8.5+7.6=53.8-4=0.87+0.12=

2.7-0.1=9.7+2.9=8.3-1.4=0.75+0.48=

1.5-0.4=8.3+5.7=68.8+6=0.76+0.27=

1.2+0.1=7.8+3.6=9.6+4.5=0.8-0.44=

6.2+0.2=7.2+9.6=55.5+7=0.53+0.26=

二、笔算。

7.77+0.8=68.92-6.74=7.56+2.79=53.4-12.6=

8.34+6.28=39.67-9.32=8.65+0.6=28.8+7.5=

2.45+0.97=98.12-9.13=8.93+4.49=97.5+27.4=

8.74-2.5=14.71+1.56=5.85+0.31=56.06+6.35=

一、口算。

4.4+0.4=9.7+4.1=60.8+1=0.62-0.46=

3.2-0.6=7.4+1.4=6.1-1.8=0.52+0.21=

5.6+0.6=4.6+0.1=75.2-2=0.9+0.33=

8.1-0.9=5.3+4.5=8.6-5.5=0.56-0.01=

2.9-0.6=9.7+4.5=22.1+6=0.9-0.09=

二、笔算。

1.76+0.44=43.95+1.44=8.45+3.7=99.5-14.9=

9.87-1.8=51.43+9.92=8.59-0.61=68.32-3.08=

9.86-0.26=99.79-8.02=9.24-6.56=51.9-47.6=

8.36+4.81=89.79-4.22=3.2+0.39=98.52-1.21=

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