四年级数学下册小数加减法专项练习题167.docx
《四年级数学下册小数加减法专项练习题167.docx》由会员分享,可在线阅读,更多相关《四年级数学下册小数加减法专项练习题167.docx(13页珍藏版)》请在冰豆网上搜索。
四年级数学下册小数加减法专项练习题167
一、口算。
1.5+0.6=9.2+1.9=69.5-6=0.51+0.29=
7.7-0.4=7.9+3.9=7.1-1.7=0.58+0.43=
6.4+0.8=7+1.5=94.3-8=0.71-0.27=
7.6+0.2=9.6+2.8=8.4+1.4=0.6+0.19=
5.6-0.8=5+1.8=67.3+2=0.56-0.07=
二、笔算。
6.42-0.05=69.75+2.07=8.8-1.26=71+35.4=
7.74+5.79=55.2+4.83=7.02+0.68=82.51+9.83=
1.91-0.64=62.13+6.48=7.2-6.34=90.5+46=
9.33-3.05=17.67+4.83=5.94+0.49=42.84+8.64=
一、口算。
2.6+0.5=8.2+8.8=13.7-2=0.84-0.11=
4.6+0.7=9.5-0.6=7.3+2.1=0.92+0.45=
7.1-0.9=6.9+1.8=29.6-1=0.57+0.03=
1.1-0.1=5.9-1.9=6.1-2.1=0.81-0.16=
6.1-0.3=8+0.7=78.4-8=0.95+0.33=
二、笔算。
8.7-0.63=49.07+1.83=8.26-6.7=93.9+22.2=
9.95-1.38=43.24-5.85=8.53+0.31=16.96-8.61=
3.79+0.29=80.71-3.16=7.15-5.5=60.8+13.6=
7.4-3.44=35.81+1.25=7.74-0.69=12.58+2.16=
一、口算。
7.1+0.5=1.5+3.2=50.8+9=0.83+0.27=
8.4+0.1=5.5-4.2=9.6-3.7=0.6-0.07=
6+0.3=1.4+6.2=20.4-8=0.75+0.16=
2.8-0.7=7.7-4.2=6.8+1.2=0.98+0.4=
8.8+0.3=9.9+6.7=55.4+1=0.65-0.35=
二、笔算。
9.15+0.94=83.44-3.1=9.96-5.27=56.2-39.9=
7.64+1.04=85.8+8.34=3.65-0.81=82.97-7.14=
6.8+0.21=96.74-1.8=8.32-6.46=99.8-49.4=
9.15+6.24=49.77+7.97=8.59+0.71=37.19+3.87=
一、口算。
3.4-0.7=1.5+6.8=49.4+6=0.56+0.39=
5.5-0.8=9.6+2.9=9.6+3.8=0.81-0.45=
1.8-0.1=4.1+1.5=86.4-5=0.87+0.33=
7.4-0.3=6.6-3.1=9.6+3=0.59-0.06=
3.6+0.9=8.5+6.9=95.9-4=0.76+0.38=
二、笔算。
6.65-0.37=77.34+8.86=8.95-5.08=76.9+11.7=
9.7-6.61=92.25+1.65=8.97-0.68=63.39+6.61=
3.58+0.34=54.54+4.19=7.15-6.41=60.3+2.8=
7.82+3.06=15.44+5.05=4.01-0.04=43.22+2.58=
一、口算。
5.4-0.3=3.5+7.5=71.6-9=0.54-0.19=
7+0.3=6.6-4.9=7.7+2.9=0.71+0.3=
1+0.5=3.3+4.5=87.7-6=0.86-0.17=
6.3-0.5=9.2+0.1=6.2-2.6=0.82-0.47=
1.2-0.7=3.6+9.6=95.2-5=0.93+0.47=
二、笔算。
4.93-0.78=37.69+6.08=8.38-6.03=90.2-30.7=
9.32-3.03=88.7+1.06=8.63-0.92=22.78-2.14=
8.45+0.01=99.65+3.21=7.8-2.42=82.5+18.7=
7.81-2.51=54.36-4.51=9.78+0.91=27.64-9.24=
一、口算。
6.4-0.5=2.5+7.4=74.4+6=0.66+0.17=
8.6-0.6=6.2+1.1=8.1+1.4=0.74+0.08=
4.5-0.4=4.9+9.7=40.6+3=0.59-0.04=
5.7-0.3=8.7+3.9=9.3-4.2=0.51+0.42=
6.2-0.2=5.2+1.8=53.7+2=0.58+0.13=
二、笔算。
8.14+0.04=38.42-8.48=9.31-5.1=61.4-26.1=
8.75-6.43=88.6-5.94=3.29-0.75=79.94+9.26=
4.66+0.66=22.18-3.12=9.67-1.79=90.8+33.3=
7.18+6=98.69+6.25=4.08+0.69=32.91+8.1=
一、口算。
1.9-0.2=0.4+7.8=29.3-2=0.58+0.47=
2.8-0.8=7.1-0.5=6.3-1.6=0.67+0.26=
1.1-0.5=6.3+3.5=13.5-4=0.92+0.19=
7.3-0.6=9.1+1.3=7.4+5.6=0.86+0.11=
4.5-0.7=1.3+2.4=56.6-2=0.59+0.39=
二、笔算。
6.55+0.27=99.79-1.41=8.89+6.29=76.4+30.5=
8.36+6.44=45.12-8.07=6.59-0.72=17.71+3.77=
2.07+0.31=40.73+6.95=7.29+5.08=86-19.9=
9.69+2.49=93.92-8.7=8.12-0.06=63.53-4.53=
一、口算。
7.3-0.2=4.8+8.6=38.1+8=0.5+0.32=
8.5+0.4=9.6-0.3=8.3+3.8=0.67-0.36=
5.3-0.3=2.9+1.9=62.6-9=0.94-0.06=
6.3+0.1=6.4+1.1=7.1-5.7=0.86+0.08=
6.5-0.4=5+2.3=31.4-1=0.61+0.47=
二、笔算。
1.93+0.53=36.7+2.8=9.78-2.37=77.8+15.3=
9.97+1.32=16.67+4.13=6.11-0.41=69.49-3.34=
3.6+0.8=82.36+8.44=9.44+2.09=85.1+36=
8.96-1.59=70.38-4.31=7.63+0.15=11.99-3.74=
一、口算。
5.1+0.1=7.5+2.8=68.5+4=0.8-0.41=
5.5+0.2=8+4.6=7-5=0.8+0.26=
3.5+0.6=2.9+7.3=81.9-8=0.85+0.19=
8.4-0.5=9.3-0.5=9.7+5.8=0.63-0.28=
2.7+0.4=7.7+1.1=58.4-7=0.54-0.26=
二、笔算。
8.93+0.14=47.05+4.4=8.42+2.77=56.9+46=
8.57+6.22=56.3+2.36=5.61-0.36=77.88-6.45=
4.38+0.41=25.05-5.97=7.79+6.35=52.8-17.2=
7.27+5.59=61.82-1.87=3.13+0.13=34.21+9.88=
一、口算。
2.7+0.4=4.8+7.5=17.3+3=0.67+0.39=
7.7+0.8=9.2-0.4=8.8-5=0.67+0.49=
4.6+0.6=8.8+1.2=60.6-3=0.79-0.26=
8.6-0.1=8.6-0.3=8.7+2.2=0.79+0.05=
7+0.8=7.4+4.4=42.4+8=0.97+0.23=
二、笔算。
7.97-0.96=43.71-6.35=7.39-4.77=67+4.1=
7.14+1.21=86.18+8.78=8.67+0.87=25.92+8.54=
9.76+0.65=76.14+7.67=9.52+5.39=96.3+27.6=
8.84-1.54=98.9-8.78=1.36-0.45=31.9-8.86=
一、口算。
5.1-0.8=7.9+9.9=52.3-8=0.71-0.33=
8.3-0.2=8.9-3.6=8.7+3.9=0.86-0.33=
2+0.5=9.3+4.9=75.4-2=0.5+0.09=
5.4+0.6=8.9-0.1=6.9-4.7=0.83-0.48=
3.1-0.4=0.5+9.9=63.8+3=0.58+0.03=
二、笔算。
1.01-0.46=66.81+2.47=7.24-2.87=87.5+9.7=
9.66+5.77=22.37-6.71=2.96-0.76=12.19+9.01=
3.78+0.91=54.83-4.41=8.97+1.26=83.3-31.8=
7.48-3.82=42.1-7.29=1.19-0.73=87.76+4.19=
一、口算。
1.3+0.9=6.3+5.5=36.6+9=0.61+0.3=
5+0.2=7.6-3.3=6.5+3.6=0.64-0.47=
8.5-0.8=8.5+1.3=68.1+4=0.99-0.29=
4.3+0.2=6.8-0.2=7.3-1.5=0.57+0.39=
3.4+0.6=4.9+5.9=13.4+5=0.68-0.17=
二、笔算。
3.5-0.35=60.72-7.71=7.14-1.29=53.9+29=
7.75-5.82=80.75-9.83=2.44+0.27=63.25+6.35=
4.87+0.32=74.29-2.07=9.05-2.8=53.6+17.7=
9.73+1.3=39.81-5.29=3.31-0.7=41.85-9.37=
一、口算。
7.1-0.5=7.5+9=12.7+9=0.79-0.41=
3.5+0.6=6.2+4.5=7.4+1.4=0.84+0.26=
4.7+0.7=4.2+2.4=21.3-7=0.73-0.27=
8.5-0.7=6.9-1=8.1-3.3=0.81+0.06=
2.6-0.8=6.2+8.6=26.5-7=0.77+0.15=
二、笔算。
1.09+0.87=98.41-3.38=7.34-5.28=72.7-9.3=
7.51+1.82=87.48-7.43=5.59+0.23=20.74+2.91=
2.97-0.44=52.75+1.97=7.55+3.25=73.4+39.1=
9.47+4.36=31.33+8.55=9.35+0.83=11.95-4.04=
一、口算。
8.1+0.2=2.4+8.4=71.1+3=0.7+0.08=
5.3-0.7=8.2-2.9=8.8+5.7=0.97-0.29=
3-0.4=6.3+1.6=44.3-9=0.65+0.28=
8.9-0.7=9-4.4=7.1+0.9=0.71-0.24=
7.3+0.4=2+6.4=11.8+3=0.55-0.34=
二、笔算。
8.79+0.4=70.37+3.88=8.13+2.6=80.8-24.8=
8.08+5.09=99.03+6.42=4.04+0.55=93.11-3.72=
2.88-0.44=32.42-6.06=9.23+6.16=62.4+23.2=
9.26+1.76=93.21+1.25=5.7+0.93=53.08-9.09=
一、口算。
2.6+0.8=0.2+4.5=11.7+9=0.66-0.42=
3.9-0.4=8.5-0.3=6.7-2.4=0.85-0.41=
5.6-0.4=4+3.4=84.4-6=0.5-0.44=
4.8-0.1=9.4+2.9=9.9+3=0.57-0.31=
2.4+0.4=0.4+6.3=23.6-5=0.6-0.03=
二、笔算。
6.81+0.39=53+3.57=9.46+1.38=52.9-31.6=
7.91-1.65=63.19+7.86=5.51-0.79=68.85+5.53=
3.24-0.32=45.81-3.13=7.15+4.26=98.3+30.9=
9.27-5.13=20.28+3.03=6.26-0.11=55.96+7.42=
一、口算。
5.8+0.6=4.4+5=64.4-6=0.99+0.29=
2.1+0.9=9.7+3.8=7.1+2.8=0.72-0.43=
1.9+0.3=8.5+8.2=75.1+1=0.53+0.27=
1.7-0.5=8.5+3.8=7.9-4.6=0.59-0.08=
1.9-0.6=7.7+2.3=49.8-9=0.54-0.42=
二、笔算。
3.79-0.02=10.64-9.03=9.09+1.88=52.3+31.5=
7.48-6.93=57.8+8.15=2.8-0.92=32.1-8.44=
9.59-0.95=43.81+1.8=9.76-1.46=97.2-12.3=
7.25+4.03=41.04-8.23=4.43+0.03=48.94-7.22=
一、口算。
5.3-0.5=6.1+7.6=93.1+1=0.91-0.41=
1.1+0.8=5.6+2.5=9.5+5.5=0.61-0.13=
4.5+0.5=3.8+5.3=70.2-2=0.77+0.44=
5.4+0.8=7+2.9=6.2+2.8=0.97-0.49=
8.1+0.9=9.9+5.6=92.8-7=0.5-0.43=
二、笔算。
4.12-0.99=70.62-3.69=9.67+3.75=56.4-19.7=
9.29+3.38=52.73+5.85=9.59+0.26=24.56-8=
1.05+0.37=71.76-3.4=7.35+2.45=75.9+28.6=
8.51+5.71=28.41+4.37=5.27-0.27=16.94+3.18=
一、口算。
6.1+0.1=3.7+4.8=30.6-3=0.53-0.17=
7.1-0.2=7.2-0.3=9.8+2.4=0.7-0.2=
6.1-0.8=3.6+9.2=85.9-6=0.5+0.24=
5.4+0.8=8.2-4.4=8.4-0.4=0.57-0.17=
4.4-0.7=5.5+7.4=16.5-7=0.9-0.02=
二、笔算。
2.41-0.23=99.91+7.79=9.79-5.29=53.3-33.4=
8.57-4.56=41.68-1.2=6.03+0.34=83.27-8.77=
9.25-0.53=13.46-6.72=7.65+6.49=80.1+6.7=
7.56-4.65=59.96-1.4=5.85+0.59=90.05+2.81=
一、口算。
6.7-0.8=3.3+3.9=85.2-4=0.87+0.06=
3.1-0.7=8.1+0.3=6.7-2.1=0.79-0.17=
1.4+0.7=9.5+9.8=43.9+5=0.86+0.34=
3.5-0.5=7.1+0.6=9.3+5.9=0.69-0.42=
1.1+0.3=3.4+9=17.8-8=0.73+0.32=
二、笔算。
7.82+0.18=38-8.39=7.03+5.09=87.7+14.9=
8.14+5.13=37.85+7.11=7.3-0.14=14.86+4.69=
9.23+0.3=40.21-8.12=7.66-2.32=97.6+45.3=
9.99+4.23=75.61-1.38=1.82+0.63=21.24+7.28=
一、口算。
4.4+0.2=7.2+4.4=91.2-1=0.63+0.37=
6+0.7=7.2-2.2=9.7-4.2=0.68+0.22=
6.7-0.5=8+5.8=72.2-5=0.65+0.13=
8.5-0.6=5.6-1.9=8.1+3.8=0.66-0.01=
5-0.2=2.1+4.8=88.6+8=0.64+0.05=
二、笔算。
1.75-0.8=65.9+8.39=9.76-4.5=54.6+30.5=
9.96-1.9=62.45-1.39=6.51+0.36=68.45-1.98=
3.67-0.6=22.67-2.81=7.76-1.09=75.2+10.4=
9.39+6.8=54.12-1.21=8.04-0.3