四年级数学下册小数加减法练习题精选160.docx
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四年级数学下册小数加减法练习题精选160
一、口算。
3.8+0.4=0.7+8.4=43.2+3=0.87+0.08=
3.5-0.8=7.5+4.6=6.9-4.2=0.69-0.22=
8.6-0.9=2.4+7.7=71.8+7=0.61+0.34=
6.6-0.5=6.3-3.5=6.8+2.5=0.63-0.03=
8.3+0.8=0.2+0.1=34.4-5=0.69+0.29=
二、笔算。
3.19-0.4=13.5+3.74=7.26+6.15=76.9+10.4=
7.45+5.95=60.24+4.21=1.49-0.16=97.67+2.75=
2.93-0.45=41.84+6.64=7.64+2.82=75.9+31.1=
8.26+3.33=50.93-5.84=9.23+0.07=37.47+5.56=
一、口算。
3.2+0.8=6.4+5.9=13.5-1=0.65-0.19=
1.3-0.6=9+3.3=8.9+4.6=0.9-0.44=
5.6+0.9=7.6+0.3=10.8-5=0.65+0.31=
1.4-0.4=9.9-3.5=7.6+5.4=0.76+0.33=
6.2+0.8=5+8.5=38.7-1=0.64-0.43=
二、笔算。
6.65-0.23=44.36-7.86=9.87+4.51=70.8+22.9=
9.35+3.93=85.26+6.1=5.54-0.6=90.49+6.55=
7.42-0.17=75.83-3.18=9.37-1.14=80.9-43.5=
8.8+5.01=88.21+5.72=6.35-0.61=51.38+1.52=
一、口算。
8.6-0.5=0.5+6.9=67.3-5=0.74-0.26=
1.5-0.1=5.8-2.9=7.3-2=0.63+0.01=
5.8-0.3=0.5+4.1=88.1-7=0.7+0.12=
4+0.4=7.5+4.8=7.7+1.8=0.77-0.07=
7.4-0.2=1.8+7.3=27.2-1=0.51+0.06=
二、笔算。
6.82+0.83=70.43-7.87=9.19+5.49=68.6+26=
8.03-2.38=98.49-2.59=7.02+0.18=38.06+3.39=
4.65-0.75=69.38-3.31=9.39-5.09=79.3-16.2=
7.08+1.34=40.61-6.94=4.88-0.99=17.65-9.36=
一、口算。
4.2+0.4=7.1+0.7=79.6-4=0.53-0.19=
9+0.7=5.7+0.6=9.4-2.7=0.96+0.15=
6+0.7=7.6+9.9=94.4+8=0.92-0.31=
2.1-0.9=7.3+2.7=8.2-5.2=0.98-0.11=
4.1+0.9=6+9.4=39.3-4=0.95-0.07=
二、笔算。
9.31+0.29=82.29-2.51=9.49-1.52=95.9-48.7=
8.52+4.9=78.68-3.35=3.47+0.01=27.75-8.39=
6.81+0.78=82.3+7.9=9+4.21=56.2+5.7=
9.21+6=36.46-6.6=7.58-0.89=36.09-3.43=
一、口算。
5.7+0.2=9.4+2.6=40.4+3=0.63-0.41=
4.8-0.1=7.8-4.5=8.9+3.6=0.56+0.06=
7+0.7=1.7+6.7=57.6+9=0.8-0.22=
2.9-0.1=5.5+2.4=6-4.5=0.97+0.06=
3-0.6=8.6+2=41.8-5=0.64-0.08=
二、笔算。
6.13-0.23=18.26+2.03=7.81-4.94=88.7-13.9=
7.45+6.03=37.97+3.97=9.8-0.66=52.98-3.09=
5.4-0.07=11.97+3.04=9.66+1.16=53.5+45.2=
7.68+3.16=58.14+6.96=9.68+0.77=90.87-2.08=
一、口算。
6.7-0.6=8.5+8.5=42.7-4=0.74-0.36=
2.4-0.8=8.2-1.4=9+1=0.7+0.44=
6.9+0.9=8.9+6.7=12.5+3=0.96-0.06=
7.4-0.2=7.9-0.8=9.8-2=0.79+0.1=
1.2+0.7=4.4+6.2=22.4-8=0.51-0.26=
二、笔算。
2.8-0.6=76.05-1.74=8.59+1.28=76.8+17.5=
8.95-6.52=98.51+2.57=8.26-0.14=33.16-6.21=
8.52+0.52=85.24+4.84=8.44+4.95=74.6+35.8=
9.99-4.64=79.62+3.35=1.14-0.48=91.09-9.34=
一、口算。
4.5-0.2=7.6+4.4=76.7+9=0.89+0.13=
1.3-0.7=5.7-2.3=8.8-4.7=0.77-0.35=
5.7+0.5=7.1+5=84.9+3=0.93+0.28=
7.2-0.3=7.6+0.5=9.1+5.4=0.75+0.32=
3.6-0.1=9.4+1.8=31.3-1=0.99+0.37=
二、笔算。
2.15-0.24=25.35+9.83=9.23-1.94=77.1+42=
8.98-5.39=47.57+3.95=5.01-0.49=65.17+7.29=
9.47-0.13=54.26-4.74=8.25-4.48=71.4-28.6=
9.24-6.26=94.62-3.38=2.92+0.44=99.23-8.81=
一、口算。
8.1+0.9=8.2+3.8=25.4+8=0.9-0.37=
5.9+0.7=5.4+3.4=9.9-5.6=0.52-0.16=
4.9-0.4=6.4+4=64.5+2=0.75-0.42=
4.7+0.8=9.4-4.1=7.8+1.1=0.99-0.32=
6.6+0.2=7.7+2.3=70.8-4=0.81+0.32=
二、笔算。
2.26-0.27=71.5+7.06=8.42+1.43=71.6+22.7=
9.6-1.78=25.77-9.81=9.74-0.07=52.01-2.1=
6.1+0.92=36.32-8.36=7.63+3.38=97.7+14.8=
9.98+3.78=35.53-2.26=3.49-0.1=35.98+3.68=
一、口算。
7.9+0.8=8.7+5.6=58.2+7=0.88+0.2=
3.8-0.8=6-4.6=7.6+0.7=0.5+0.01=
2.5-0.6=5.4+4.7=49.1+7=0.68+0.48=
6.8+0.2=9.6-1.3=7.1-0.4=0.59+0.22=
2+0.7=6.5+2.2=37.9-1=0.6+0.35=
二、笔算。
2.41-0.97=25.09+7.62=7.47-6.56=73.7-37.3=
7.75+3.08=35.9+1.86=4.89+0.29=43.51-5.77=
6.59+0.44=95.21+1.76=7.06+6.47=58.8+21.2=
9.2-6.82=65.5-2.02=5.45-0.12=26.15-3.79=
一、口算。
6.3+0.2=1.7+3=77.9+1=0.62-0.43=
1.2-0.8=8-0.2=6-4.1=0.8-0.43=
2+0.1=2.1+6.5=74.1-6=0.68-0.33=
4.6-0.1=6.5-2.6=9.9+4.7=0.91+0.38=
8.9+0.1=1.5+4.4=83.1+9=0.59-0.28=
二、笔算。
6.24-0.52=55.67+4.44=9.99-5.66=82.4-7.1=
8.63-2.81=57.77+3.46=8.9+0.73=53.7-1.68=
2.78-0.6=77.01-6.58=7.75+4.5=58.6-9.3=
8.54-6.18=33.37+4.96=4.33-0.9=74.01+4.67=
一、口算。
8.4+0.6=7+7.8=28.9+4=0.57+0.11=
5.5-0.6=5.8+3.6=7.4-1.1=0.75-0.39=
1.8-0.3=6.5+4.3=85.4+3=0.74-0.16=
4.8+0.1=5.1-2.5=7.4+2.3=0.9-0.01=
4.5+0.5=7.2+1.8=53.1+9=0.53-0.24=
二、笔算。
9.97-0.56=53.26-2.39=9.22+6.34=78.8-39.3=
9.48-5.84=23.64+6.63=8.02+0.88=82.34+5.57=
1.16-0.29=34.24-3.04=7.53+5.09=80.9-48.9=
8.13+2.49=28.48-3=9.24+0.66=90.1-3.4=
一、口算。
7.7-0.3=1.9+0.4=38.5+7=0.51-0.46=
5.6-0.2=5.9+2.5=6.2-1.5=0.56+0.41=
1.1-0.9=1.7+4=54.3-9=0.51-0.45=
2.8+0.4=7.9+1.2=7.6+3.6=0.76-0.14=
3.7-0.8=9.6+5.4=26.9+6=0.94-0.48=
二、笔算。
2.82+0.58=28.92-3.06=9.69+2.56=92.9+8.8=
9.03+5.14=48.61-6.54=1.7-0.77=91.59-9.29=
1.05+0.59=43.69+2.83=7.6-4.52=88.6+7=
8.43-3.7=51-9.52=3.32-0.85=68.31+7.48=
一、口算。
2+0.8=8.6+4.2=36.3-6=0.86-0.25=
2.6-0.4=6+0.5=7+0.7=0.7-0.34=
5.7+0.5=9.5+2.5=67.2-9=0.86-0.45=
5.9+0.9=6.5-1.1=6.1-2.3=0.91+0.41=
5.8+0.3=8.6+0.9=49.2+8=0.5-0.05=
二、笔算。
3.66+0.16=56.15+2.07=8.41-1.09=60.5+48.2=
9.53+5.97=93.16-5.82=8.22-0.99=65.63-1.02=
7.34+0.01=56.94+9.74=9.27-6.95=74.8-11.8=
8.64-3.65=93.47-2.09=6.42-0.98=60.71-3.57=
一、口算。
3.4+0.9=8.9+8.1=78.4+5=0.64-0.27=
2+0.6=6.5+4.1=6.4-3.6=0.83-0.07=
6.2+0.9=2.4+4.7=63.3-9=0.77-0.17=
1.7-0.2=7.5+3.7=6-5.3=0.59-0.18=
7.6+0.7=2.9+2=60.4-4=0.54-0.07=
二、笔算。
1.13-0.32=32.7-5.97=8.01-5.62=63.7+41.8=
8.21+1.05=25.99-2.58=3.28-0.57=51.33+2.65=
8.36-0.67=70.36-8.7=8.06-5.42=55.3+29.3=
7.64-6.28=69.15+9.82=2.48-0.07=83.18+6.39=
一、口算。
7.9-0.3=8.6+0.4=34.5-8=0.98+0.14=
6.8+0.9=8.6-2.6=7.3+4.7=0.64-0.18=
8+0.1=0.7+9=57.7+1=0.87-0.4=
3.2-0.7=7.1+2.7=8.8-1.7=0.76+0.05=
4.4-0.2=4.3+4.6=88.7-4=0.92-0.42=
二、笔算。
4.57+0.15=90.03+2.35=9.45-6.16=50.8+4=
7.5+2.89=54.58-9.86=8.46+0.57=67.99-8.57=
6.66-0.01=97.41-3.85=7.86-4.46=51.8-2.6=
7.05+6.7=42.15+7.55=2.28-0.88=50.42+8.33=
一、口算。
3.1+0.9=2.5+6.6=63.6-4=0.89-0.02=
1.7-0.3=8.6-1.7=8.2+4=0.85+0.33=
5.8-0.9=6+4.9=73.7-9=0.77-0.19=
3.8+0.1=8.3+2.2=7+0.9=0.5+0.08=
8.6+0.1=2.5+5.5=71.6-9=0.98-0.11=
二、笔算。
7.36-0.82=34.67+5.06=7.23+1.34=87.1-9.8=
7.15-4.61=83.69+5.94=9.43-0.24=15.45+8.22=
4.53+0.36=46.13-2.94=9.14-1.04=96.7+36.9=
8.55+6.31=34.64+8.43=4.02+0.77=61.75-2.26=
一、口算。
8.9+0.2=0.4+8.7=82.7+6=0.93-0.36=
2.5-0.9=5.4-1.7=6.9+3.9=0.85-0.23=
1.1+0.9=6.8+3.7=45.8+7=0.75+0.33=
1+0.4=9.9+4.7=6.1-2.1=0.75+0.19=
6.7-0.3=5.3+3.5=16.3+3=0.51+0.12=
二、笔算。
7.38+0.19=95.3-6.92=8.61-5.48=63.6+10.3=
7.34+3.99=71.16+7.28=8.14-0.13=20.02+2.76=
1.24-0.03=18.36-8.1=8.62+6.02=70.8-6.7=
7.49+3.61=23.91+4.75=3.51+0.53=62.44-1.17=
一、口算。
1.1-0.7=3.4+3.6=92.8-1=0.62+0.32=
7.2+0.2=9.4-2.3=6.1-1.7=0.71-0.32=
4.7-0.6=7.3+8.2=93.7+5=0.96-0.09=
2+0.8=5.1-0.9=8.6+0.3=0.58-0.12=
8.3+0.1=8.3+8.4=87.3+1=0.85-0.3=
二、笔算。
9.08-0.8=51.44-1.49=7.3+2.63=68.5-39.1=
7.58+6.42=45.77-9.07=4.79+0.95=13.51+5.61=
3.46-0.03=43.64-9.03=9.88+2.54=75-42.1=
8.38-2.99=87.7+8.56=4.82+0.92=50.98-6.48=
一、口算。
1.1-0.7=2.2+8.2=40.7-9=0.8+0.47=
5.4+0.2=9.9-3.2=8.8+4.3=0.58-0.03=
1.3+0.9=1.2+6.6=78.5-6=0.99+0.28=
1.1-0.9=9.4-0.9=8.1+4.6=0.66+0.04=
3.7+0.2=3.8+0.9=32.5-4=0.92-0.07=
二、笔算。
5.18-0.84=13.98-2.06=8.16-2.22=55.4+2.4=
9.15+1=38.84+6.54=6.79-0.42=18.61+2.51=
4.48+0.77=83.39+3.44=8.16+5.23=97.8+26.7=
9.99-3.75=14.61+9.45=1.04-0.3=83.59-4.96=
一、口算。
4.9+0.7=4.4+4.2=19.5+3=0.61+0.11=
8.3+0.7=6.2+3.9=8.4+3.7=0.86+0.03=
5.3-0.7=8.4+0.8=65.2+1=0.59-0.28=
3.3-0.5=7.4+4.7=6.6-5.3=0.6+0.36=
6.1-0.7=5.6+8.7=14.9-7=0.9+0.11=
二、笔算。
2.33+0.46=86.08+6.92=8.97+2.56=87.8-10.5=
9.66+5.91=17.28+3.41=4.08+0.26=50.6-5.22=
6.2+0.3=93.07-9.71=8.96-2.77=63+15.2=
7.67+5.15=81.64+7.63=4.57-0.92=84.21+8.62=