四年级数学下册小数加减法练习题精选113.docx
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四年级数学下册小数加减法练习题精选113.docx
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四年级数学下册小数加减法练习题精选113
一、口算。
8.1+0.3=5.6+5.7=94.9-8=0.5+0.25=
8.6+0.1=6.5-0.4=6.1-5.5=0.83+0.46=
4.9-0.7=5.8+5.7=15.7-7=0.53+0.41=
8.1+0.4=8.9-1.2=7.1+0.4=0.71+0.04=
7.1+0.1=4.2+9.7=86.7+7=0.94+0.48=
二、笔算。
7.63-0.88=35.98-5.12=7.48-6.47=56.2+2.3=
7.32-1.98=72.14+2.08=7.24+0.11=29.84-7.47=
1.35+0.6=58.28-7.37=8.7+5.59=54.6-45.5=
9.71-4.48=98.04+9.09=9.27-0.98=89.92+9.67=
一、口算。
3.2-0.5=9.5+9.5=86.8-8=0.57+0.35=
2.7-0.6=7.8+4=8.2+2.5=0.67-0.24=
3+0.8=9.3+2.9=91.2-1=0.52-0.28=
9+0.5=8.9-4.2=7.9-2.5=0.79-0.37=
1.9-0.2=7+7.6=99.4-7=0.54-0.3=
二、笔算。
4.63+0.81=20.23+8.91=9.32-5.67=51.5-35.1=
7.55-1.84=26.46-2.65=7.92+0.03=25.42-2.22=
2.38+0.45=68.85-5.14=7.35+1.1=72.9+32.6=
8.92-5.77=51.55+8.63=2.88-0.82=97.14-2.88=
一、口算。
2-0.4=9+0.4=91.2-2=0.79-0.02=
4.3-0.8=9.1-4.3=8.6+2.7=0.72-0.46=
5-0.6=6.7+6.1=19.9+1=0.87-0.19=
1.9-0.2=8.7+1.3=9.1+2.7=0.56+0.34=
6-0.5=4.5+9=88.5+3=0.88+0.12=
二、笔算。
4.44-0.7=93.12+5.34=8.64+3.87=98.4+21.2=
9.76+5.76=73.81+1.53=2.92+0.88=16.47-9.87=
6.27+0.65=52.3-1.07=8.94-3.96=94.4-49.2=
7.16-5.72=69.46-7.56=7.48-0.6=55.69+2.39=
一、口算。
7.6-0.3=9.6+1.1=20.2+6=0.57-0.44=
5.3-0.2=6.5+2.2=7.8+5.9=0.93+0.13=
2.2-0.6=6.9+8.2=27.6-5=0.98+0.03=
1.4+0.3=8-3.6=9.9-4.1=0.93+0.32=
5.5-0.2=6.2+7.9=20.8-1=0.52-0.28=
二、笔算。
9.52+0.13=67.11-8.11=7.43+6.85=75.5+6.3=
9.43+3.89=58.45-5.72=3.89+0.88=92+8.66=
6.79-0.49=76.58+6.69=7.04+3.92=53.1-11.6=
7.23-6.39=95.36-4.1=3.16-0.15=18.75+5.56=
一、口算。
8.7+0.5=4.1+7.2=21.7+1=0.76-0.16=
5+0.4=7.2+4.3=7.6+1.6=0.53+0.09=
4.9-0.5=6.1+8.6=53.8-2=0.55+0.33=
3+0.7=6.8-2.3=6.1-1=0.68+0.39=
1.4+0.2=6.5+5.9=74.6+1=0.75+0.29=
二、笔算。
4.1+0.67=93.98-2.5=7.16+1.3=67.1-46.6=
9+6.75=55.15-6.99=3.08+0.69=61.97-3.23=
9.3-0.1=96.58+6.29=8.06+2.27=60.8+31.3=
8.36+6.1=61.48-3.4=7.42+0.12=27.21+4.32=
一、口算。
2.4-0.4=5.8+5=59.1-6=0.79+0.49=
8.3+0.8=9.5+0.9=8-3.7=0.8+0.43=
2.6+0.1=7.8+7.7=86.5+1=0.5+0.32=
2.3-0.7=7.3+4.4=6.7+0.5=0.68+0.38=
3.4+0.2=9.5+8=68.2-9=0.92+0.31=
二、笔算。
4.48-0.43=68.67+3.2=7.05+2.77=81.9+48.3=
8.21+2.44=90.67-5.73=4.45-0.99=68.87+9.38=
3.2-0.39=44.13+1.07=7.36-2.46=69.7-43.6=
9.49+5.59=96.08+4.14=2.84+0.66=55.81+4.47=
一、口算。
6.5+0.5=2.1+1.3=98.5+7=0.56+0.38=
5.9+0.8=7.4+0.7=6.7+1.5=0.62-0.4=
4.3+0.6=3.4+6=63.9+4=0.62-0.25=
5.9-0.2=5.3-2.1=6+1.8=0.94+0.39=
5.6+0.9=7+4.6=94.3+8=0.6+0.3=
二、笔算。
4.14+0.86=62.31+2.66=8.39+4.96=77.4+5.6=
9.1-4.67=67.27+1.69=6.93+0.33=45.25-3.88=
8.91+0.54=58.11+5.27=8.38+4.67=88.4+41.8=
7.97+1.21=51.13-2=8.79-0.58=10.55-4.08=
一、口算。
1.3-0.9=5.7+0.7=57.6+1=0.74-0.12=
4.1-0.3=8.3+4.4=9.2+2.5=0.56+0.09=
5.7-0.3=4.4+2=10.6-4=0.57-0.12=
6.7-0.8=5.6+3.5=7.5-1.1=0.94-0.27=
7.1+0.8=2.6+4.4=83.6+1=0.57-0.13=
二、笔算。
6.67-0.44=33.12-6.1=7.73-4.67=79.3+20.5=
8.97+1.85=73.13+6.27=9.61+0.99=26.68-6.3=
1.23+0.04=65.68-4.88=7.83-5.03=77.2-49.9=
8.54+6.98=49.38+7.25=6.74+0.31=80.17+3.61=
一、口算。
4.8+0.6=0.2+0.1=54.8+2=0.8-0.08=
2.9+0.2=9-0.7=6.5-4.1=0.55-0.04=
5.6-0.1=2.9+9=17.9-1=0.69+0.1=
2.5+0.7=9-1.4=6.7-2.5=0.8-0.43=
5.4+0.6=5.8+2.8=78.2+6=0.8+0.42=
二、笔算。
2.09-0.65=59.4-3.91=8.53+3.48=78.8-37.2=
7.84-1.05=79.63+1.71=1.38-0.92=95.18+4.92=
4.66+0.69=41.33+3.96=9.03+2.18=52.9-27.1=
9.03+6.49=42.01-3.79=1.81-0.47=28.62+9.79=
一、口算。
4.1-0.7=7.5+4=81.8+5=0.82+0.35=
5.9-0.9=8.8+4.7=9.2-1.1=0.89+0.28=
8.7-0.1=7.8+3=16.2-6=0.8-0.09=
3.4+0.4=6.8+0.5=7-2.8=0.75-0.35=
8.7-0.3=8.5+2.3=89.3+4=0.84+0.19=
二、笔算。
6.06+0.88=24.73-4.4=9.16-3.36=70+1.3=
7.28+1.39=46.1-7.3=7.54+0.36=93.55-2.87=
1.19+0.1=44.29-1.18=8.27+6.45=86.7-28.1=
9.39-1.9=58.92-1.31=5.7-0.15=94.63-5.21=
一、口算。
7.9+0.8=4.5+4.8=87.9+5=0.98-0.47=
2.6+0.8=8.7-0.3=7.2+4.7=0.62-0.14=
2.9-0.8=4.4+9.8=45.8+2=0.7-0.15=
8.5-0.6=7.8+1.9=7.2-0.6=0.94-0.28=
8.8+0.3=2.3+0.7=27.6-1=0.85+0.11=
二、笔算。
7.69-0.13=27.5+4.75=9.2-4.12=64.2+28.4=
9.64+1.91=93.64+3.15=4.71+0.16=18.65-3.96=
2.89+0.63=40.16-3.49=7.79-1.71=72.6-46.7=
7.29+5.36=79.68-7.13=1.69-0.05=62.97-8.43=
一、口算。
6.8+0.3=1.6+1=25.8-2=0.52-0.26=
6.9+0.7=5.5-1.5=7+4=0.86+0.32=
6.3-0.8=1.6+5.7=15.2+6=0.74-0.43=
5.8-0.8=5.6+0.4=9-5.6=0.66-0.08=
2.5-0.2=2.5+8.6=98.3-2=0.77+0.27=
二、笔算。
3.52-0.21=23.2+4.48=8.03+6.43=89.4+45=
9.58-5.69=80.4+5.81=2.35+0.78=84.95-7.7=
4.08+0.55=70.92-2.46=8.48+2.74=98.8+41.6=
7.59-6.07=23.95+8.61=2.93+0.74=83.07+4.16=
一、口算。
2.1-0.6=8.9+1.9=42.2+6=0.82-0.37=
3.7+0.1=7.7-1.6=9.5+5.5=0.52-0.34=
7.2-0.1=1.8+5.2=93.6+6=0.88+0.38=
5.3+0.6=8.1+1.7=6.6+3.3=0.93-0.14=
8.3-0.7=6.7+0.7=94.9+8=0.82+0.26=
二、笔算。
2.43-0.54=81.23-4=8.37+2.8=73.1-4.1=
7.75-1.09=93.9+5.48=2.29-0.22=95.72+9.06=
2.37+0.44=58.17+4.32=9.14+1.83=65-31.3=
8.53+6.67=23.51-4.1=1.36-0.6=41.89+6.86=
一、口算。
3.1-0.5=5.6+0.5=78.4+8=0.84-0.47=
2.4-0.6=5.5+4.7=7+4.6=0.89+0.21=
1.5-0.6=2.6+7.9=91.2-2=0.59-0.46=
8.8-0.7=5.7+0.1=6.5+3.7=0.52-0.08=
1.9-0.7=3.4+1=95.8+7=0.88-0.47=
二、笔算。
8.73-0.17=32.03-7.7=9.52+4.21=62.3-24.7=
9.54-5.39=12.25-4.39=5.05-0.42=52.82-2.23=
6.05+0.09=57.63-4.23=7.6-4.93=64.3-22.4=
9.37-3.51=31.31+3.47=9.63+0.34=87.93-9.05=
一、口算。
6.3-0.9=6.1+3.1=14.3+6=0.82+0.45=
1.2-0.4=9.9+1.1=7.2-3.9=0.74-0.18=
2.3+0.2=2.2+2.5=78.3+1=0.7-0.11=
3.4+0.3=8.8-3.7=9.9+4.6=0.55+0.26=
2+0.4=5.6+3.7=95.4-7=0.81+0.04=
二、笔算。
3.22-0.53=99.24-7.8=7.78-5.94=71.9+25.3=
8.05-4.9=85.46-9.78=6.37-0.64=16.57-7.89=
4.35-0.72=80.02-3.8=7.38-3.86=89.7-21.8=
7-1.93=46.59+8.93=5.73-0.45=87.94-9.97=
一、口算。
7.5+0.4=0.5+1=15.6+5=0.86+0.35=
1.8-0.7=7.2+2.9=6.3+4.7=0.82-0.16=
7.8+0.8=3+3.9=36.3+8=0.5+0.21=
8+0.9=6.5+2.4=7.1-5.9=0.82-0.18=
2.3+0.3=0.5+2.2=81.2-6=0.83+0.18=
二、笔算。
1.47-0.03=99.54+5.67=7.63+2.16=69.4+42.1=
8.65-1.45=92.41+7.27=8.19+0.61=54.92+5.25=
9.72+0.08=76.12+2.2=9.45-4.96=92.4+30.6=
9.1+6.3=11.5-6.05=4.53-0.01=55.55-3.33=
一、口算。
1.9+0.2=4.6+0.8=56.4+5=0.53-0.19=
7.8+0.1=7-3.6=7.5-0.1=0.74+0.3=
2.6-0.4=5.4+0.5=66.5-5=0.96+0.3=
8.2+0.1=9.4+1=8.1-4.5=0.8-0.02=
5-0.6=9.3+7.8=58.3-1=0.96+0.39=
二、笔算。
7.66-0.23=85.29+7.59=8.65+6.09=67.3-16.4=
8.45+3.62=22.48+3.4=7.62+0.11=38.16+8.87=
7.83+0.82=78.81-2.61=8.64-3.63=60.4-49.4=
9.34-4.42=93.13+8.68=8.6-0.55=45.16+8.93=
一、口算。
2.7-0.3=8.6+2.9=12.9+1=0.94-0.11=
6.1+0.7=5.5+1=9.4-3.3=0.78-0.21=
7.5+0.9=9.2+6.4=16.3-9=0.69-0.1=
7.5+0.7=5.7+0.7=9.6+4.6=0.76+0.03=
9-0.4=6.4+8.2=64.7-2=0.81-0.15=
二、笔算。
7.81-0.2=77.79+3.23=9.19+2.66=87.9+43.4=
9.32+6.75=11.51+9.77=5.24+0.22=35.71+8.76=
3.47+0.07=17.07-4.09=9.04-4.9=57.3+14.8=
7.35+2.44=84.56+4.7=1.99+0.03=75.45-2.27=
一、口算。
7.1+0.2=5.6+2.9=83.5+5=0.52-0.46=
2.4-0.1=8.2-1.6=7.3+2.9=0.51-0.43=
4.3-0.7=6+6.7=23.2-2=0.89+0.33=
1.6+0.6=6-4.7=8.5+4.9=0.57+0.2=
3.8+0.1=4.8+7.4=24.4+2=0.5+0.08=
二、笔算。
3.96-0.79=67.34+2.98=9.19+2.1=96.9+26.1=
8.39-6.42=80.1-3.77=5.27-0.19=67.14+8.08=
4.73+0.04=22.38+1.87=9.41+6.74=97.5-21.8=
8.54+5.7=70.54+5.97=5.81+0.56=89.99+9.75=
一、口算。
6.1+0.3=3.4+6.2=95.6+5=0.93+0.37=
6.8+0.6=7.6+4.6=9.2-4.3=0.66+0.08=
2.5-0.9=0.3+6.4=49.1-4=0.72+0.28=
8.1-0.4=8.7-4.3=8.9+5.6=0.98-0.15=
1.8-0.5=0.8+7.5=18.3+5=0.58-0.41=
二、笔算。
8.24+0.89=57.22+1.4=7.67+1.43=93-28.8=
8.41+1.46=80.49-6=6.21-0.6=49.56-1.07=
6.11-0.8=52.77-6.25=9.46-2.22=58.7-30.1=
8.09+6.93=34.03-3.87=4.75+0.3=13.29+3.23=
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