四年级数学下册小数加减法练习题精选107.docx
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四年级数学下册小数加减法练习题精选107.docx
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四年级数学下册小数加减法练习题精选107
一、口算。
2.2-0.7=1.3+1.9=36.5-3=0.76-0.03=
1.7+0.8=8.8-1.9=9.6+4.9=0.65-0.28=
5+0.9=3.1+1.7=30.8-6=0.9-0.39=
6.6+0.5=7.3+0.8=8.8-1.7=0.94-0.33=
1.3+0.2=0.1+7.8=57.8+4=0.84-0.44=
二、笔算。
4.69+0.27=96.98+3.04=9.08+5.02=72.6+12.8=
7.9-2.64=37.85+7.55=3.27+0.14=67.78+7.49=
2.59-0.58=54.95+3.62=9.07+6.53=74+4=
8.69-2.85=12.95+3.88=2.01+0.32=68.87-5.17=
一、口算。
3.9+0.1=1.6+7.4=35.3-6=0.65-0.09=
3-0.2=7.8+0.8=8.6+2.1=0.9+0.1=
3.5-0.6=5.4+3.9=68.9+3=0.61+0.01=
2.2+0.3=6.6+4.2=7.7+5.2=0.97-0.47=
1.7-0.2=9.6+9.2=31.8-9=0.81+0.34=
二、笔算。
8.03+0.75=64.85-6.31=8.09+6.18=86.6+11.3=
7.77-4.81=93.68+6.32=4.47-0.19=48.11-7.94=
2.35+0.66=73.41+7.04=8.77+4.98=96.4-44.1=
9.41+4.03=28.3+6.9=2.22+0.84=12.85-5.09=
一、口算。
3.1+0.2=5.4+4.9=34.6+1=0.5-0.01=
3.4+0.5=5.6-2.8=8.4+3.5=0.76-0.45=
1.6+0.2=8.5+4.6=63.4+2=0.59-0.16=
2.1+0.4=8+0.4=8+1=0.76+0.09=
6.4-0.3=1.1+7.5=60.8+1=0.71+0.1=
二、笔算。
6.89-0.34=87.86-1.43=7.7-5.77=88.7+29.7=
7.68+2.12=22.34+6.02=3.53+0.21=52.63-1.68=
8.53-0.95=56.88+7.79=8.62+5.5=77.2+38.2=
9.78+2.18=32.9+2.31=7.92-0.75=96.75+3.07=
一、口算。
6.9-0.6=7.4+1=40.8+8=0.59-0.08=
5.2-0.5=5.1-1.8=8.5+0.3=0.52+0.45=
3.4+0.7=9.9+5=63.9+4=0.94+0.33=
4.9+0.2=9.1-4=6.8-5.3=0.72-0.07=
6-0.8=0.9+4.4=43.5+4=0.94+0.23=
二、笔算。
8.73+0.95=55.52+9.55=8.02-2.08=83.2-14.2=
9.11-3.31=10.34-1.3=4.78-0.35=73.87+6.38=
5.08-0.87=47.54-5.64=8.13+4.14=86.7-10.2=
7.91+6.17=24.36+2.51=2.02-0.58=35.63+4.54=
一、口算。
4.8-0.8=8.7+4=88.1+6=0.69+0.07=
5-0.5=6.1+4.9=9.9-0.5=0.61-0.08=
2.4+0.2=8.1+6.8=92.9-4=0.81+0.26=
5.4-0.3=6.9+4.1=7-0.6=0.85+0.09=
1.9+0.1=1.5+2.2=30.4+5=0.61-0.22=
二、笔算。
4.38-0.55=15.29-6.95=8.8+5.96=71.6-18.6=
9.4+5.52=88.93-5.44=1.32+0.71=23.04+1.43=
3.16-0.46=19.17-1.72=8.34-5.46=65.6-12.5=
8.09-3.09=62.91-1.99=6.79-0.12=64.1+4.46=
一、口算。
3.9-0.1=5.7+2.4=71.8+9=0.56+0.3=
5.6+0.5=9.4-0.5=7.9+0.6=0.5+0.24=
7.5-0.9=4+9.7=79.5+6=0.79+0.14=
4.7-0.8=7-1.7=9+0.6=0.71-0.26=
1.4+0.6=6.1+7=88.8+7=0.89-0.03=
二、笔算。
2.97-0.96=56.87+2.21=9.7-3.74=89.6+9.5=
7.23+5.47=65.82+9.11=2.7+0.71=31.84+5.61=
3.52-0.79=44.91-4.54=9.69+1.42=86.8-41.2=
7.62-4.37=23.15-7.96=8.64-0.98=45.25-3.76=
一、口算。
6.8-0.5=9.5+3.8=18.8+9=0.77+0.06=
8.6-0.4=7.3+3.4=6.8+0.5=0.71-0.46=
6.4+0.7=2.2+9.3=84.6+6=0.64-0.43=
2.8+0.4=7.5+0.4=7.1-0.7=0.72-0.42=
6.4+0.5=2.3+2.7=61.2+6=0.57+0.1=
二、笔算。
1.55-0.11=16.05-7.33=9.84-4.73=93.3+4=
9.43-1.24=32.77-7.55=4.83+0.93=73.99+8.86=
6.37-0.03=97.56-8.47=7.78+4.8=59.6-22.2=
8.84+5.02=49.75-1.79=8.74-0.62=44.88-6.3=
一、口算。
7.4-0.3=3.2+6.7=75.9+4=0.89+0.15=
2.8+0.8=7.6-2.7=8.1+0.6=0.78+0.14=
7.9-0.2=3.3+1.2=68.9+6=0.65+0.41=
1.1-0.2=9.7+3.5=6.2+4.9=0.92-0.24=
7.8+0.3=3.7+2.8=18.6-4=0.51-0.01=
二、笔算。
5.8+0.37=74.4+2.62=8.02+6.15=73.5-8.5=
8.37+3.1=14.65-4.53=2.38+0.84=45.43+1.66=
1.24-0.52=77.34-2.82=8.35-4.12=62.6+35.2=
9.78+6.76=75.83+1.93=3.4-0.35=28.96+3.15=
一、口算。
8+0.8=2.7+8.6=73.8-4=0.51+0.01=
7.5-0.1=9.8-2.5=6.2-2.2=0.6+0.19=
8.5+0.8=4.7+5.5=58.6-7=0.91+0.08=
8.7-0.7=8.4-3.3=9+4.2=0.84+0.4=
2.7+0.5=1.5+9.6=96.1+8=0.8+0.04=
二、笔算。
4.21-0.77=18.11+5.83=8.32+1.61=73.6+10.2=
7.97-2.72=92.47-9.75=1.54-0.96=24.38-4.37=
1.58-0.74=53.02+7.1=7.07-6.96=54.7+33.7=
8.76+2.52=38.94-9.76=4.26-0.09=25.35+1.49=
一、口算。
6.6+0.3=0.9+1.5=53.6-6=0.62+0.43=
1-0.4=5+0.9=6.8-2.5=0.96-0.16=
6.6-0.8=9.6+2.7=31.9-2=0.73+0.2=
3.7-0.4=6.5-3=9.2-1.1=0.69-0.03=
5+0.1=2.9+0.5=23.1-1=0.92-0.03=
二、笔算。
1.99-0.78=52.15+2.65=7.37-5.54=88.3-5.3=
8.86+6.5=62.98+2.46=6.07-0.61=95.17-8.7=
7.22-0.22=91.76+4.35=9.1-4.72=89.4-41.3=
9.1-1.67=43.03+4.59=8.2+0.2=73.28-5.05=
一、口算。
1.7+0.1=9.9+8.9=57.8-5=0.7-0.3=
8.3-0.1=8-2.5=8.2+0.5=0.62+0.01=
3.3-0.7=1+4.2=46.8+4=0.82-0.38=
5.8-0.2=9.2+4.1=8.6+0.2=0.86-0.28=
1.3-0.8=9.7+0.4=43.5+8=0.83+0.47=
二、笔算。
5.87+0.72=37.32+8.56=9.4-1.77=65.1-11.2=
9.84-3.28=22.93-8.08=5.62+0.9=97.23-2.01=
5.49+0.73=57.4-1.37=8.48+6.05=76.1-41.9=
8.95+3.34=56.33-1.72=6.04+0.42=20.97-6.66=
一、口算。
4.7+0.9=6.2+8.8=80.6-6=0.9-0.02=
1.8-0.2=7.3-0.1=8.7-4.3=0.96+0.48=
4.3+0.2=4.3+5.5=46.6-6=0.95-0.43=
3.5+0.5=6.4+2.5=6.6+4.9=0.83+0.17=
4.6-0.5=0.6+2.4=96.6-4=0.61+0.36=
二、笔算。
6.77+0.85=84.98+4.9=9.31-1.3=62.1-45=
7.63+4.74=87.93+3.27=8.75-0.66=93.76-1.8=
3.38+0.13=93.82-5.64=7.17-2=82.9-13.7=
9.67-4.35=92.29-2.69=3.42+0.87=90-5.1=
一、口算。
1.2+0.8=3.2+9.5=10.9+7=0.61-0.14=
7.6-0.2=8.4+2.2=6.3+1.9=0.83-0.12=
1.4+0.5=5.1+2.3=51.9-8=0.83+0.04=
6-0.2=5-0.3=7.3+4.2=0.58-0.37=
4.6+0.4=3.8+9.1=30.4+8=0.82+0.31=
二、笔算。
2.16+0.52=77.96-9.15=7.54-1.01=58.4+42.1=
8.69+3.21=18.79-1.11=5.25+0.12=76.46-1.13=
7.44-0.26=82.9+7.05=9.14+2.58=97.8-27.1=
9.51+3.41=42.44-1.98=3.78+0.53=27.75-9.21=
一、口算。
2.6-0.7=7+7.2=40.3-8=0.71+0.42=
3-0.1=9.6+2.9=8.9-0.2=0.64+0.47=
3.7-0.3=2.9+4.8=18.2-9=0.57+0.42=
6.7+0.4=5.9+3.5=7.8-3.6=0.86+0.05=
3.9-0.3=7.9+4.7=24.8+4=0.62+0.49=
二、笔算。
2.7+0.43=41.79-7.23=7.54-4.24=56.4-17.2=
7.33+1.27=99.48+8.14=2.02-0.57=98.59+9.48=
3.68-0.97=12.65-3.94=7.76-3.6=71.6-11.8=
7.25-2.39=23.11-1.28=8.52-0.63=44.27+9.65=
一、口算。
3.8+0.9=4.3+4=25.9+6=0.92-0.49=
6.2+0.2=6.3-3.2=7.2+0.4=0.51-0.15=
3.9-0.5=3.9+4.4=35.4-4=0.55-0.49=
5.8+0.7=8.8-1.9=7.4-2.7=0.62+0.23=
2.8+0.9=0.4+5.4=36.3-9=0.89-0.38=
二、笔算。
8.06-0.11=39.84-5.2=7.92+3.39=58.6+6.7=
7.69+2.54=34.54-2.09=2.08-0.36=72.64+6.65=
5.15+0.03=36.45+4.44=7.05-4.75=82.7+49.8=
7.62-2.4=43.87+7.12=6.79+0.63=41.01+7.07=
一、口算。
5-0.7=0.2+9.4=79.2+4=0.88-0.27=
8.4-0.5=5.8+4.9=9.3-4.8=0.67-0.34=
7.7-0.9=0.3+5.6=67.9+4=0.85+0.15=
8.5+0.7=6.5-2.9=9.7+4.5=0.57+0.36=
5.9-0.4=8.8+4.6=55.9+2=0.57-0.48=
二、笔算。
5.34+0.86=84.41-4.96=7.54-2.64=53-40.2=
8.4+2.31=73.34-6.07=9.58-0.23=32.41-3.58=
7.89-0.44=20.28+1.21=9.24-6.44=76.6+9.8=
8.72-4.18=11.65+6.48=8.6-0.44=57.7+4.39=
一、口算。
5.9-0.3=5.5+3.9=46.9+5=0.91+0.36=
3.7-0.7=9+3.7=8.5+5.2=0.78-0.04=
3.7+0.1=4.3+1.5=57.4-2=0.98-0.15=
6.5+0.7=7+4.3=6.5+5.4=0.59+0.08=
2.5+0.1=5+7.6=95.1-4=0.52-0.45=
二、笔算。
1.81+0.87=55.49-8.59=9.47-2.56=81.2+7.5=
8.44+5.12=44.93+2.31=7.11-0.8=95.03+7.17=
1.65-0.97=90.38-7.85=7.75+4.81=95.3-40.3=
9.51+3.91=22.26+9.15=7.09-0.75=34.23+3.66=
一、口算。
1.2+0.1=2+7.2=33.8-7=0.62-0.46=
8+0.5=7.5+4.8=9.2+2.4=0.5-0.06=
3-0.7=3.8+0.6=32.3+3=0.78+0.39=
7-0.4=9.3+2.3=7.1+5.8=0.95-0.21=
3.9-0.1=4.5+0.6=77.6-5=0.83-0.43=
二、笔算。
1.27+0.74=26.57+9.46=9.67-4.97=91.9-34.5=
7.12-6.74=27.31-4.24=3.55-0.61=60.8-7.14=
8.22-0.22=27.58+3.08=7.77+4.67=56.8+26.4=
9.7-4.85=48.48+9.34=5.2+0.73=28.27+4.12=
一、口算。
7+0.4=9+4.6=61.4-8=0.6+0.23=
8.1+0.2=7.2+0.6=8.1-4.6=0.6-0.45=
3.8-0.7=3.6+8.7=99.6+4=0.83+0.11=
8.5-0.4=5.6+3.7=9.3+2.6=0.92+0.48=
8-0.9=3.1+8.1=44.9+1=0.55+0.37=
二、笔算。
9.29+0.66=99.6+1.43=9.56-5.45=68.4+45.2=
7.31-4.32=85.87+5.52=3.52+0.24=90.47+6=
1.88+0.9=68.76+1.18=8.6+6.79=92.9-8.8=
8.83+5.86=86.91+3.72=7.39+0.13=49.1-9=
一、口算。
2.4-0.6=3.7+7.2=26.8+3=0.78+0.03=
4.7+0.7=9.3+0.9=9.3+1.2=0.54+0.28=
4.6+0.7=1.5+6.5=84.5+8=0.87+0.24=
1.6-0.1=7.6-1.3=9.4+5.9=0.9-0.22=
6.9+0.7=6+4.7=69.6+5=0.79-0.47=
二、笔算。
9.44+0.31=94.63+6.38=9.26-2.62=80.9-20.6=
8.3+5.24=53.98+4.27=2.39+0.2=25.16+6.79=
4.5-0.6=13.43+7.79=7.09+4.32=77.5+44.1=
7.67-2.38=41.39-2.95=3.52-0.11=40.06+4.27=
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