四年级数学下册小数加减法练习题精选58.docx
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四年级数学下册小数加减法练习题精选58.docx
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四年级数学下册小数加减法练习题精选58
一、口算。
7.5+0.5=3.1+5.9=85.4+2=0.92+0.03=
3+0.2=9.3+2.6=8.3+4.5=0.97+0.43=
6.3+0.9=1.9+5.5=79.4+2=0.73+0.34=
4.7+0.8=6.3-3.1=9.1+2.5=0.61-0.09=
7.9-0.4=6.1+2.6=11.8-9=0.58+0.48=
二、笔算。
8.13-0.35=93.5+5.21=7.66+4.14=68.8+5.2=
9.11+5.43=42.77-7.87=5.02+0.44=70.88-9.87=
7.16+0.14=77-5.79=8.14+4=95.1+15.1=
9.8+1.52=20.75-4.83=6.37+0.3=16.81-4.25=
一、口算。
6.7+0.3=1.2+7.5=85.1+9=0.89-0.31=
7.9+0.5=6.2+3.8=8.6+2.9=0.86+0.23=
6.4-0.4=3.5+9.6=41.6+7=0.63+0.18=
2.9+0.2=7.1+4.6=8.4+2.7=0.69+0.28=
6.6-0.3=0.4+0.5=37.8-5=0.96-0.08=
二、笔算。
3.96+0.3=44.72-3.19=8.92-2.77=65.6+1=
9.78+6.12=79.15-7.17=7.52-0.88=32.41-5.73=
5.55-0.39=90.41+2.08=9.93+6.51=72.4+17.9=
9.6-5.13=83.19-9.94=6.6-0.87=19.94-8.3=
一、口算。
4.6+0.8=8.4+4.5=41.3-4=0.74-0.41=
7-0.8=7.4-1.5=6.9-4=0.81+0.19=
7.1-0.3=4.2+4.9=46.9+7=0.64-0.37=
7.4-0.9=9.6-0.9=7.8-0.5=0.83-0.18=
5-0.9=7.5+9.3=98.7+7=0.56+0.3=
二、笔算。
5.05+0.95=73.61-1.77=9.16-5.34=64.7-46.9=
7.12-5.84=79.15-7.32=2.27+0.36=63.71-2.04=
6.09+0.83=17.02-6.15=7.29+1.95=60.8-34.6=
9.36-1.66=19.51-7.55=9.74+0.36=55.88-3.84=
一、口算。
1.3-0.4=5.1+3.6=81.7+6=0.65+0.37=
4.9-0.3=8.5-4.9=9.4+0.7=0.68-0.08=
6.9-0.4=4.1+9.2=88.6-7=0.99+0.38=
3.7-0.3=9.3+3=8+4.5=0.56-0.35=
8.1-0.4=2.3+6.5=98.2+4=0.5-0.21=
二、笔算。
7.66+0.43=15.96+9.6=7.6-3.07=89.8+23.1=
7.08+4.73=27.14-5.13=3.94-0.33=71.27+5.68=
4.26+0.71=28.57-6.91=7.67-5.33=61.4-38.3=
8.76-5.08=11.35+5.73=2.95-0.19=19.33-9.16=
一、口算。
8.2+0.3=9.2+9.2=58.1-7=0.8-0.2=
2.7+0.6=5.6-3.2=9.4+2.7=0.8-0.44=
6+0.1=2.1+8.5=14.8-9=0.65+0.47=
4-0.9=8.8+1.9=9.5-3.6=0.87+0.39=
6-0.3=7.9+8.3=40.7-8=0.55+0.23=
二、笔算。
3.14-0.36=78.65-4.24=9.11+6.59=51+49.1=
9.7-5.05=31.68+7.09=8.61+0.12=14.45-1.9=
7.36+0.95=75.64-4.98=8.37+5.87=56.6-34.8=
9.33-4.25=73.47+3.62=6.78+0.71=14.1-6.88=
一、口算。
6.6-0.3=8.9+8.9=28.9-6=0.51-0.25=
7.4-0.6=7.5+2.6=8.7-5.7=0.73-0.42=
1.7+0.3=8.6+1.2=88.1-1=0.69-0.46=
5.7+0.7=5.2-3=8.8-0.6=0.7-0.42=
2.1-0.3=7.9+4.8=23.7+1=0.88+0.31=
二、笔算。
8.58+0.9=88.02+3.66=8.07-3.34=79.3-25.4=
7.4-1.78=54.67-1.71=5.94-0.44=28.56+9.74=
8.72-0.7=16.04-5.95=8.81-1.14=77+35.3=
7.42-2.06=34.89+8.55=9.94+0.75=37.51-8.78=
一、口算。
1.9-0.5=6.1+4.4=89.2-1=0.96+0.04=
5.4-0.8=8.9-4.3=6.5+2.1=0.77+0.43=
5.3+0.9=2.7+0.8=74.2-8=0.77-0.24=
6.6-0.3=8.7+3.2=6.8-0.5=0.67+0.42=
4.6+0.9=7.2+3.8=84.7+5=0.61-0.18=
二、笔算。
5.92+0.77=25.15-8.95=8.07+2.41=66.6+33=
7.41-5.34=35.93+3.42=6.62-0.94=27.23-4.85=
3.55-0.65=91.21-1.95=9.44-5.95=86+25.6=
9.04-4.18=52.45+7.68=7.95-0.24=46.74+4.98=
一、口算。
1.1+0.2=6.4+5.4=21.4-7=0.75+0.42=
4.1-0.5=5.6-0.8=8.2-1.5=0.63-0.36=
3+0.1=0.9+5.6=13.4-8=0.59+0.21=
7+0.1=7.4-4=8.2-3.2=0.65-0.03=
8.9+0.7=7.7+5.5=31.3+1=0.65+0.36=
二、笔算。
3.84+0.94=38.97+6.25=9.29-5.94=68+20.8=
7.21-2.68=95.75+7.66=2.07-0.74=92.04-5.27=
7.13+0.77=63.24+5.54=9.38+6.12=61.9-6.9=
9.07-2.99=94.75+8.09=9.01-0.33=68.7+4.95=
一、口算。
4.4+0.2=4.5+2.2=76.3+8=0.86-0.1=
2.5+0.3=9-3.9=6.5+4.5=0.56+0.13=
5.7+0.8=8.3+6.8=94.3+2=0.87-0.04=
4.9-0.7=7.1+3.3=6.3+1.3=0.63-0.17=
2.6+0.5=7.3+2.8=38.4-4=0.96-0.39=
二、笔算。
5.11-0.23=27.9-5.4=8.09+4.94=58.5+25.9=
9.64+1.86=74.81+7.77=9.32-0.9=28.98-6.24=
2.37-0.28=69.64-2.55=8.39-4.68=94.9-17.2=
9.44-5.88=52.5-9.84=9.95-0.19=96.55+9.94=
一、口算。
8.8+0.6=6.5+0.3=90.7-8=0.72+0.35=
8.6-0.2=7.5+3.3=8.8-2.5=0.53-0.03=
2.6-0.8=7.3+8.2=78.8+4=0.71+0.16=
1.1+0.9=8.2-3.4=8.2+3.9=0.95+0.34=
6.8-0.7=8.6+0.2=67.1-5=0.51+0.09=
二、笔算。
1.39+0.93=98.19-7.83=8.2-6.99=82.3-21.5=
9.97+5.29=46.44-6.32=8.59+0.34=28.14+4.93=
5.39-0.43=59.14+9.66=7.93+5.28=88.4-46.5=
7.63-1.85=85.54-6.07=8.26-0.1=58.89-8.4=
一、口算。
5.5-0.7=2.9+5.2=60.6-2=0.67-0.14=
3.1-0.3=5.9+0.9=9.4+5.6=0.73+0.1=
5.9-0.4=1.2+7.1=66.2-3=0.62-0.31=
3.5-0.9=5.1-4.8=6.1-0.5=0.99-0.24=
1.7-0.1=9.6+4.1=86.1+1=0.64+0.33=
二、笔算。
1.3+0.16=36.86-6.44=7.16+4.27=93-26.4=
7.42+2.73=16.88+2.53=4.49-0.78=52.8+5.94=
7.63+0.76=54.16+5.75=8.25-3.54=93.6-22.7=
9.54+6.36=98.08-9.59=2.92-0.47=64.11+5.44=
一、口算。
2.5+0.4=4+9.5=54.7-4=0.83+0.15=
8.1-0.3=5.9+3.4=9.6-5.3=0.68-0.12=
1.1+0.3=8.5+6.7=35.6-4=0.56-0.01=
1.8-0.9=9.9-4.8=8.3+5.4=0.52-0.25=
3.4+0.4=5.4+6.9=64.2+7=0.65-0.31=
二、笔算。
5.96-0.51=13.63-6.02=8.42+4.54=66.8+45.6=
9.54+3.31=77.44-3.84=2.73-0.15=40.87+9.83=
4.83-0.68=22.81-6.54=8.81+4.44=71.2+43.1=
8.69-2.35=33.86+2.9=3.53-0.61=77.54+8.62=
一、口算。
5.8+0.8=1.6+1.5=65.5+1=0.54+0.34=
4.9+0.4=5.3+0.1=6.3+0.3=0.71+0.16=
5-0.6=3.6+9.5=55.5-4=0.52+0.21=
8.8+0.5=5.1+2.9=8.9-0.8=0.55-0.31=
7.3-0.2=7.7+7.4=28.1+4=0.77-0.42=
二、笔算。
4.42+0.02=84.42-8.88=8.6-1.25=53+41.3=
9.43-2.05=45.8+3.63=2.05+0.19=32.35+9.05=
9.83-0.74=44.34-6.13=7.76+6.58=59+4.3=
7.61-6.41=70.96+7.5=3.38+0.43=51.39-1.26=
一、口算。
3.2-0.9=9+2.9=63.1+5=0.91-0.13=
6.6+0.9=9.1-2.1=7.9+2.2=0.8-0.19=
8.8-0.4=1+9.9=16.9-8=0.7-0.32=
4.5-0.2=8.8+1.7=7.8-5=0.66-0.38=
4.1-0.2=3+5.2=36.5-3=0.53+0.01=
二、笔算。
4.15-0.67=87.45+8.65=8.55+1.51=65.3+14.5=
9.45-6.96=43.76-7.59=1.5-0.97=62.61+5.03=
9.96+0.98=76.94-4.43=7.63-3.65=93.5-3.6=
9.7-1.01=70.44-2.05=8.23+0.36=37.81-3.82=
一、口算。
3.1-0.6=8.3+7.5=61.1-2=0.66-0.2=
2.2+0.3=5.8-3=8.2-2=0.5-0.45=
7-0.3=3.8+2=68.5+8=0.72+0.42=
2.1-0.2=7.8+3.1=9+3.7=0.51-0.37=
8.3+0.4=6.9+1=21.4-3=0.56-0.26=
二、笔算。
7.45-0.55=28.93-4.9=7.03+3.32=82.6-41.1=
8.69+1.57=19.43+7.36=7.1+0.31=17.39+2.71=
9.8+0.14=32.13-3.88=9.07+1.96=59.8+45.8=
9.02+1.93=65.1-7.75=4.4+0.35=89.59+9.48=
一、口算。
4.1+0.4=4.6+1.6=46.9-7=0.63+0.26=
5.9-0.2=7.6+1.9=8.7-5.5=0.56-0.34=
8.6-0.1=5.6+6.5=90.6+3=0.62+0.2=
6.3+0.6=7.4-3.8=8.9-3.6=0.63+0.35=
1.9-0.3=2.7+9.8=80.5-5=0.65+0.45=
二、笔算。
3.25-0.87=37.79-3=9.26-4.1=54.8+19.3=
7.08+2.49=23.92-6.64=7.49-0.05=30.47+7.02=
4.74-0.82=30.11-3.19=8.66-5.88=90.3+44.4=
7.26-5.26=54.62+6.96=6.69-0.5=69.68+4.43=
一、口算。
6-0.8=5.3+9=58.6-6=0.65-0.1=
3.8-0.4=5.6+0.1=7.3-0.3=0.75-0.28=
6.8-0.6=8+8.9=24.8-5=0.69-0.16=
8+0.7=5.3+2.2=7.7+0.7=0.67+0.38=
1.7-0.8=8.6+1.8=30.6-8=0.89+0.42=
二、笔算。
2.87+0.38=61.55+5.74=9.27+3.14=70+17.8=
9.36-4.84=86.5-5.65=7.31-0.15=60.78+9.13=
4.87+0.66=92.02+2.05=9.37-5.41=90.8-28.5=
7.29+2.26=34.32-6.15=6.3+0.83=76.21+9.87=
一、口算。
2-0.1=4.7+8.8=71.8-1=0.87+0.05=
3.8-0.6=9.9-2.4=8.9+1.6=0.98+0.4=
8-0.4=4+0.5=62.5+8=0.71+0.32=
3.5-0.6=7-2.7=9.4+1.1=0.87+0.03=
4.3-0.9=6.7+0.6=35.7-9=0.52-0.02=
二、笔算。
3.8+0.01=98.61-6.65=8.3+5.79=86.5+47.8=
8.23-4.06=70.51-4.19=2.94+0.93=41.24+1=
4.21+0.82=51.88+2.36=7.23-2.22=57.1-5.8=
8.57+5.56=67.22+5.99=1.81-0.76=90.37+7.75=
一、口算。
2.6+0.7=5.4+3.6=17.1-1=0.94+0.37=
4.9+0.3=9.8-0.4=8.6+0.8=0.89-0.11=
3.3+0.4=9.8+2.5=75.7-7=0.89+0.02=
3.5-0.1=7-4.6=8-4.8=0.57+0.06=
3.9+0.1=3.9+8.7=40.4-3=0.71-0.18=
二、笔算。
5.74+0.99=30.58+9.96=7.02+2.64=84.8-22.8=
8.34+1.94=27.01-6.95=5.36+0.75=63.46-1.49=
8.4-0.95=39.27+1.5=9.42-1.16=91.4-18=
8.71-1.12=40.18-7.16=5.58-0.88=64.59+5.9=
一、口算。
2.3-0.9=8.3+9=32.6-6=0.9-0.17=
2.3+0.9=8.5+4.5=7.7+2.2=0.61-0.19=
6.7+0.8=6.6+7.7=27.2-3=0.53-0.49=
3.6+0.6=8.3+3.3=6.4+1=0.89-0.24=
7.3+0.9=1.2+3=51.4-4=0.61-0.33=
二、笔算。
4.95-0.92=94.73-6.47=7.01+4.5=98.9+39.9=
9.71-3.32=87.13-4.51=7.09+0.32=89.39+6.92=
2.81+0.08=56.56-5.63=7.4-5.08=93.4-39.6=
9.6+6.11=87.99-1.12=2.41-0.2=52.59-3.65=
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