四年级数学下册小数加减法练习题精选61.docx
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四年级数学下册小数加减法练习题精选61
一、口算。
8.8+0.6=3.7+3.9=59.9-6=0.91-0.35=
3.7+0.2=6.2+3=7.3-0.7=0.93-0.24=
6.1-0.2=6+0.3=14.6-5=0.72+0.14=
6.7-0.6=5.6+4.1=9.9-4.2=0.8+0.35=
8.5+0.9=1.3+3.8=48.3+9=0.72-0.4=
二、笔算。
8.02+0.66=26.91-9.71=7.96+2.35=83-20.5=
8.15-6.64=98.98-2.2=4.4+0.07=11.45-6.19=
9.68-0.02=85.38+1.38=9.55-1.53=61.6+19=
9.01-5.67=73.59-7.17=8.87-0.3=19.06-7.01=
一、口算。
6.3+0.2=7.5+9=20.6+5=0.58+0.01=
8.2-0.7=5.8+3.8=8.9-5.8=0.79-0.28=
1.5-0.4=2.5+0.8=53.5-1=0.92+0.39=
5.1-0.8=7.6+2.7=6.1-2.7=0.71+0.17=
3.4+0.4=2.3+9.1=65.8-4=0.61-0.02=
二、笔算。
3.44-0.32=58.45+4.69=9.22+2.51=58.7+22.3=
9.18+4.97=44.56-3.86=5.29-0.08=29.79-5.59=
8.48+0.47=76.2-6.15=7.97-4.4=82.9+41.1=
7.33-2.45=87.63+2.85=2.03-0.79=47.64+6.04=
一、口算。
1.2+0.3=5.2+3.7=86.9-4=0.63-0.32=
3.7-0.5=8.1+2.5=9-2.5=0.9+0.2=
8.3-0.8=4.8+2.1=65.6+2=0.69+0.44=
6.8-0.7=5.4-1.8=9.5-2.7=0.97+0.25=
2.6+0.3=6.8+1.7=46.2+3=0.99+0.47=
二、笔算。
5.1-0.37=46.61+4.57=8.57+4.76=67.2-49.3=
9.34+3.18=10.21+1.36=4.87-0.2=79.38-5.52=
4.1-0.06=23.83+1.86=8.96-3.54=99.1-36.2=
9.11-5.37=59.83+3.87=8.1+0.29=83.25-6.87=
一、口算。
4-0.1=0.9+3.8=86.8+9=0.55+0.31=
8.3-0.9=5.4+1.3=6-0.9=0.6-0.45=
6.8-0.2=6.1+6.6=19.9+9=0.6+0.19=
3.7+0.9=9.3-2=9.7-5.7=0.7-0.06=
2-0.1=9.4+9.7=70.7-2=0.74-0.3=
二、笔算。
8.46+0.38=33.47+1.04=7.27-4.05=74.7-18.5=
8.69+4.16=97.96+1.1=6.97+0.06=52.71-2.18=
9.73+0.29=83.81+1.58=9.07+3.27=53.7-9.9=
9.76-4.15=80.33+7.01=3.78+0.73=30.96+3.94=
一、口算。
7.9+0.2=5.2+5=86.7-2=0.96-0.49=
8.7-0.3=8+2.4=8.8+5.7=0.72+0.01=
2.2+0.5=1.6+3.7=71.8+4=0.55+0.08=
5.4-0.8=5.7+4.8=9.3-4.2=0.7-0.27=
7.8+0.7=0.8+3.3=78.2-9=0.99+0.39=
二、笔算。
1.91-0.76=58.89+6.77=8.67-4.74=61.9+10.6=
7.39+4.62=27.61-2.1=6.24+0.41=45.49+9.31=
7.46+0.75=40.97-4.89=7.49-3.44=60.4-11.2=
8.56-4.58=99.3-7.97=5.09+0.11=70.82-7.05=
一、口算。
4.6+0.1=1.5+1.2=14.4+5=0.98+0.48=
2.7-0.4=6.6+1.4=8.7-5.7=0.66+0.25=
8.3-0.1=7.5+8.1=16.4+6=0.82+0.39=
3.5+0.8=6.8+0.7=8.8+5.7=0.65-0.19=
5.2+0.4=0.8+1=81.1+3=0.99-0.1=
二、笔算。
8.89+0.72=53.01-3.49=8.34-6.4=81.5-7.2=
9.57+6.06=28.7+1.66=2.11-0.87=70.71-4.2=
3.11-0.44=76.27-9.63=7.29+4.42=69.4-28.6=
9.35-2.76=69.95+1.57=5.51+0.24=19.72+6.09=
一、口算。
5.9+0.8=5+9.7=77.8-9=0.66+0.14=
4.3-0.4=7.9-0.8=9-4.4=0.87-0.4=
2.3-0.9=4.3+4=55.4-5=0.64+0.43=
3.7-0.2=5.4-3.5=8-0.2=0.62+0.12=
1.3+0.3=2.2+1.9=77.3+2=0.53-0.3=
二、笔算。
7.95-0.02=77.51+3.21=9.19+5.85=99.8-13.8=
9.67-5.72=23.75+6.22=2.58-0.46=52.82+4.6=
5.28-0.41=59.8-4.72=8.58+5.92=71.1-14.2=
8.56+4.72=47.8+4.17=6.56-0.87=49.08+4.27=
一、口算。
8.2-0.3=0.7+4.7=69.2+1=0.73+0.22=
7.1+0.7=6.5+3.8=8.2+2.8=0.82+0.19=
4.4+0.2=4.5+0.5=56.7-4=0.82+0.14=
6.3-0.3=6.3-4.2=6.2+3.3=0.67-0.42=
3.9+0.8=0.8+8.5=90.5+5=0.78+0.15=
二、笔算。
7.71+0.13=47.89-7.53=9.54+3.04=80.1+10.1=
8.64+3.32=62.05-9.31=1.55+0.09=28.55-3.06=
7.41-0.32=49.56+2.79=7.62-5.56=57.2+30.2=
9.21-4.09=89.65+4.62=9.96+0.73=77.06+2.1=
一、口算。
7.1+0.3=4.4+0.7=42.9-8=0.5-0.35=
3.7+0.2=7.1-3.4=9.6-0.7=0.64-0.16=
8+0.5=3.1+3.1=17.4-8=0.63-0.42=
2+0.6=8.3+0.1=6.3-5.3=0.92-0.18=
5.6-0.7=2.6+2.7=16.6+1=0.89+0.05=
二、笔算。
6.61+0.98=47.09+8.26=8.14-5.86=69.1+16.3=
9.47-5.09=11.82+1.67=1.22-0.57=94.62-6.41=
1.53+0.23=22.86-9.72=8.77+1.29=63.7-40.7=
9.42+5.72=80.4+7.32=4.7-0.54=57.8-5.15=
一、口算。
3.3-0.1=5.8+2.8=68.1-4=0.55-0.28=
7.7+0.3=7+3=6.9-5=0.98-0.25=
5+0.6=2.7+8.1=95.8-5=0.96-0.45=
5.8-0.3=9.7+1.8=9.1-0.1=0.99+0.09=
6.6-0.1=1.3+8.1=40.7+4=0.71-0.26=
二、笔算。
3.04-0.39=22.61-9.48=9-1.35=51.2-46.6=
8.77-5.21=46.92+7.24=9.96+0.16=46.38-1.02=
5.46+0.45=11.24+2.23=7.02+6.4=57.2+4.1=
9.47+4.74=74.53-6.48=1.79-0.24=70.4-9.75=
一、口算。
7.2-0.2=0.2+3.2=60.3+1=0.61+0.42=
8.6+0.1=9.2-1=6.6-4.3=0.65-0.15=
6.6-0.9=9.9+8.7=80.1+3=0.76+0.15=
7.4+0.6=8.9-0.8=8.3+4.3=0.92-0.34=
2-0.6=7.1+4.8=55.2-7=0.97+0.39=
二、笔算。
5.08+0.53=37.6+8.28=8.68+5.59=88.6+19.4=
7.91-5.14=54.15-5.07=6-0.75=47.94-7.54=
4.6+0.3=16.04-2.04=8.53-2.06=76.9-44.3=
8.14-4.04=11.36-9.22=5.29-0.95=29.2+8.25=
一、口算。
7.8-0.5=6.8+6.4=67.7-8=0.88+0.29=
4.2-0.7=6.7+0.8=9.3+0.2=0.54+0.4=
1.7+0.6=8.3+9=89.6-2=0.81+0.29=
4.8-0.6=6.1-4.1=6.7-1.5=0.78+0.13=
4.1-0.3=7.1+9.4=48.1-8=0.59+0.31=
二、笔算。
8.37-0.13=96.97+8.71=7.27-2.32=90.1+10.2=
8.98-5.78=94.23+2.27=8.86-0.01=91.51-8.44=
2.12+0.82=82.89+4.6=8.44-2.56=90.5+8.4=
7.01-5.08=39.25-1.71=5.87+0.28=85.3+8.93=
一、口算。
3.8-0.4=3.8+3=37.4+3=0.71+0.23=
3.7+0.5=8.2+2.9=6.2-0.3=0.71+0.23=
8.7-0.6=6.6+5.2=24.4+7=0.58+0.4=
1+0.7=9.4-1.9=9.7-1.3=0.5-0.46=
7.9-0.7=6.2+1.1=58.1+9=0.92-0.02=
二、笔算。
3.72-0.44=49.3-6.39=8.93-4.24=69.4+39.2=
9.64-1.14=90.85-7.57=4.83+0.15=46.76+3.76=
2.36+0.13=56.77-5.96=9.14-5.41=74.7-41.4=
8.01-1.96=85.56-4.28=9.23-0.76=56.59-8.37=
一、口算。
5+0.1=3.8+5.2=30.9-8=0.83+0.43=
8.9-0.2=5.6+3.3=7.7-3.2=0.88-0.18=
5.8-0.5=8.1+5.2=29.2-9=0.79-0.08=
4.5-0.9=6.8+1.6=6.8-1.5=0.66-0.09=
1.7-0.6=0.2+9.1=88.3+3=0.99-0.29=
二、笔算。
1.55+0.09=84.01-5.38=8.92+1.12=70.1-39.7=
9.33+6.74=70.83-7.19=7.19+0.71=82.95-5.75=
8.85+0.31=88.08-8.91=9.39-4.95=90.7-23.8=
7.26+5.94=67.57+9.87=8.9+0.7=86.59+8.54=
一、口算。
5.3-0.2=6+8.8=22.2+3=0.68+0.14=
4.4+0.5=6.4+4.5=8+1.9=0.58+0.01=
3.5+0.5=4.6+1.5=27.9+8=0.9-0.31=
3.1-0.1=9-3.5=7-0.9=0.57-0.02=
4.8-0.2=6.3+3.5=82.3+4=0.62+0.13=
二、笔算。
4.14-0.23=61.07-2.15=8.54-3.45=65.2-45.5=
8.32+2.41=13.29+9.81=9.71+0.06=92.23-3.77=
6.77-0.82=80.92+8.84=7.54+3.55=52.3+12=
8.59+6.6=25.36+6.45=3.03+0.83=75.27-2.45=
一、口算。
6+0.4=3+1.7=66.5+2=0.79-0.37=
4.4-0.1=6.4-4.6=6.3+5=0.64-0.02=
5.9+0.6=2.6+5.6=83.9+4=0.74+0.32=
6-0.9=8.4-2.4=8.5-3.9=0.79+0.13=
3.2+0.6=9.9+2.7=60.2+3=0.71-0.36=
二、笔算。
3.79+0.6=75.9+1.48=8.75-4.63=51.4+41.5=
9.17+5.55=51.6-3.33=7+0.61=91.57+8.17=
6.1+0.82=97.44-1.27=7.7+1.41=64.2-39.5=
7.34-6.16=45.91-6.9=2.12-0.53=97.75-4.06=
一、口算。
6.5-0.5=2.7+7.3=12.3-6=0.82+0.23=
8.1+0.2=5.1+3.3=7.1-5.6=0.67+0.44=
6.5-0.9=8.3+1=94.8-6=0.76+0.45=
1.6+0.4=9.8+3.2=8.2+3.4=0.9+0.2=
9-0.7=9.7+4.4=24.6+9=0.74+0.02=
二、笔算。
9.6+0.51=14.62+4.68=7.88+5.28=56-49.1=
9.25+4.35=31.28+3.76=6.91+0.02=53.32+4.96=
1.98-0.77=51.77-1.35=7.12-5.45=74.9+11.3=
9.72+4.86=11.29-4.71=7.29-0.18=63.16+5.03=
一、口算。
2.5+0.1=0.8+5.4=77.2-4=0.87+0.3=
6.8+0.9=8.7-2.2=8.7-0.2=0.71+0.38=
3.6-0.2=6.7+1.9=14.5-7=0.5-0.11=
3.6-0.9=7.4-0.7=6.1-1.4=0.8+0.05=
4.2+0.4=1.1+7.3=79.2+4=0.59-0.28=
二、笔算。
7.59-0.8=60.69-5.59=9.92+4.91=59.3+33.4=
9.44-4.75=18.39+2.34=4.2-0.69=92.8-8.29=
8.94+0.53=81.27+6.97=8.99-2.63=69.5+44=
9.16+3.74=30.45-7.75=9.91-0.78=55.23+5.37=
一、口算。
1.8-0.6=7+4.1=69.4-7=0.77+0.07=
2.1+0.7=8.1+0.7=8.8+4.3=0.51-0.36=
2.8-0.6=8.9+2.5=67.7-9=0.97+0.46=
7.9+0.7=8.8-1.9=8.1-0.5=0.51+0.21=
9+0.7=6.2+9.5=89.4-8=0.87-0.17=
二、笔算。
2+0.74=23.69+4.71=8.76-1.45=71.4+21.4=
7.99-2.44=16.25-8.01=9.26+0.03=99.38-3.39=
6.52-0.07=62.03-6.39=7.37+6.04=87.1+19.8=
9.21+2.65=46.94-2.29=3.55-0.9=33.61+8.56=
一、口算。
3.7+0.1=2.7+9.8=95.2+8=0.64-0.07=
1.8-0.6=5.3-3.1=6.7-3.2=0.65-0.39=
7.5-0.7=8.9+6.4=68.8-9=0.61-0.13=
8.5+0.5=5.6-4.8=6.1-2.1=0.52+0.3=
4.8-0.1=8.8+1.8=50.6-1=0.92-0.22=
二、笔算。
5.57-0.54=53.55-5.94=7.63-5.76=85.7+22.8=
9.51-1.24=96.69-2.11=7.78-0.85=63.55+3.08=
1.8+0.53=81.24-8.84=8.93-4.61=64-4.7=
9.58+1.33=10.03+8.93=8.88+0.42=90.01+3.81=