四年级数学下册小数加减法练习题精选6.docx
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四年级数学下册小数加减法练习题精选6.docx
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四年级数学下册小数加减法练习题精选6
一、口算。
6-0.6=4.1+1.6=93.6+5=0.58+0.36=
2.7+0.1=5.2-2.6=9.8+5=0.65+0.22=
4.4+0.8=6.2+9.7=26.1-8=0.64+0.43=
3.9-0.9=6.3+3.2=8.9+1.3=0.82-0.11=
2.4-0.8=8.1+6.9=53.7+3=0.99-0.03=
二、笔算。
3.64+0.19=98.5-3.65=9+6.25=79.9+5.8=
8.12+2.53=29.26+5.24=4.81-0.3=72.63-5.03=
6.69+0.98=49.28-7.18=8.67-1.37=72.9+46.4=
7.01-4.21=13.02+1.61=9.44-0.59=49.03-5.88=
一、口算。
7.3+0.8=1.6+3.5=80.5+1=0.71-0.48=
4-0.8=7.5+4.6=9.8+1.9=0.58-0.13=
7.1+0.7=3.7+9.1=18.9+5=0.59-0.24=
4+0.1=6-0.3=7+4.9=0.9+0.36=
3.6-0.2=7.5+4.3=94.3+1=0.58-0.21=
二、笔算。
3.51-0.53=26.49-1.59=7.59-6.75=71.9-3.5=
7.06-6.52=76.47-7.11=1.75+0.61=88.87+6.32=
3.39+0.77=28.75-3.9=8.12+4.15=96.4-31.9=
7.61+2.44=42.58-4.98=1.04+0.07=79.03+6.39=
一、口算。
6.9+0.9=9.3+7.9=82.1-4=0.51+0.25=
1.4+0.8=7.7+3=9.7-4.5=0.61-0.02=
5.6-0.4=2.7+2.7=75.5-8=0.53+0.4=
5.8+0.5=6.2+3.3=7.4-1.5=0.7-0.02=
3.1+0.5=6.5+8.6=76.1-9=0.91-0.17=
二、笔算。
2.68-0.98=29.28+3.31=8.51-3.11=78.1-29.6=
7.41-1.88=12.73+9.62=1.44+0.49=19.1+4.24=
7.11-0.26=82.29+2.08=8.98+2.17=99.8+35.1=
8.45-4.24=35.72+2.28=5.43-0.94=98.54-6.79=
一、口算。
4.5+0.2=4.3+7=32.8+3=0.98-0.34=
1.6+0.4=6-3.6=6.3+5.9=0.66-0.05=
5.4+0.5=2.7+9.9=51.7-4=0.92-0.26=
1.6-0.1=8.3+3.9=9.5+0.7=0.94-0.3=
5.7-0.5=6.3+9.6=41.7+5=0.7-0.02=
二、笔算。
6.74-0.76=43.71-2.2=8.13+4.33=76.2+43.1=
8.83+4.97=22.19-7.57=9.11-0.67=20.38-6.98=
1.52-0.82=10.4-2.55=7.57-6.21=86.1-2.6=
8.69-1.2=29.97+6.26=9.46+0.68=24.41-3.34=
一、口算。
3.3-0.8=5.4+1.8=87.4+8=0.87-0.2=
3.2-0.4=9.7+1.9=6.3+4.6=0.84-0.39=
6.3-0.2=0.8+9.5=42.7-3=0.98+0.25=
1.3-0.4=5.2+2.5=9.3+5.5=0.52-0.33=
8.5+0.4=1.4+1.3=79.1-7=0.82-0.35=
二、笔算。
5.69-0.63=22.29+4.23=7.49-2.5=67.4+39=
9.05-1.12=64.23-8.6=9.82-0.92=42.82-1.54=
2.87-0.77=56.84-5.46=8.58-4.24=97-28.6=
9.25-2.9=88.48-6.76=8.9-0.29=98.22-7.71=
一、口算。
8.4-0.1=1.9+3.1=76.3-3=0.86-0.25=
6.4+0.5=7-0.8=8.9+0.5=0.76+0.2=
6.8+0.8=2.3+7=43.7-2=0.65-0.07=
2-0.3=8.1+4.6=9-4.5=0.75+0.02=
2.3-0.5=1.8+7.3=67.8+5=0.83-0.27=
二、笔算。
8.12+0.11=23.44+3.85=7.85-3.18=55.7+2.9=
7.92-3.18=97.41+4.23=3.29+0.03=35.99+5.43=
1.16+0.07=23.17-4.57=8-4.45=63.4-6.9=
7.19-6.77=81.83-7.97=7.56+0.22=71.14-6.64=
一、口算。
6.8-0.2=2.6+0.9=55.5-9=0.65+0.31=
6-0.3=7.5+3.9=6.5+0.7=0.97-0.07=
7.6-0.1=8.4+0.5=88.4+5=0.55-0.43=
5.6-0.6=9.6+4.4=7.2+3.4=0.78-0.21=
4.7+0.1=8+6=86.7-6=0.6-0.34=
二、笔算。
8.01-0.62=39.61-9.01=7.92+2.71=89.2-15.2=
8.3+4.03=66.26+5.89=6.06-0.74=28.9-2.93=
4.77-0.4=43.11-9.32=8.41+6.33=55.2-1.8=
7.88+5.64=24.97-7.24=6.66+0.26=48.01-3.27=
一、口算。
5.3-0.6=3.1+7.2=67.1+2=0.83-0.26=
8.5-0.5=5+4=6.1+2.9=0.75+0.02=
6+0.1=9.5+6.2=24.6+7=0.78-0.42=
3.9+0.3=5.2-4.9=8.1-0.2=0.66+0.44=
4.9+0.2=7.6+7.9=59.3+5=0.57+0.36=
二、笔算。
1.95+0.48=12.59+2.08=7.68-3.58=68.4+42.2=
9.88+3.16=83.34+6.88=5.32-0.8=82.28-8.38=
1.87+0.49=22.11+7.38=9.57+3.56=66.5-25.4=
8.01-4.09=33.75-8.12=9.53+0.21=82.71-4.13=
一、口算。
3.8+0.5=1+4.6=23.4+1=0.66-0.35=
2.4+0.8=7.2-1.4=7.9-0.4=0.99-0.49=
7.3+0.8=5.5+2.2=46.3-6=0.56-0.33=
6.2-0.9=5.4+1.8=7.3+1.4=0.58-0.34=
6.4-0.7=1.5+2.5=26.4-9=0.53+0.09=
二、笔算。
6.08-0.58=66.06-3.7=9.03-4.51=71.7-38=
8.36+4.13=16.67-1.06=5.19+0.43=46.43-7.32=
5.45-0.96=19.04+6.9=8.69+2.11=96+38.4=
9.05-5.93=44.35-7.1=6.83-0.61=13.78-5.14=
一、口算。
5.7-0.5=6.2+0.1=20.1-7=0.66-0.43=
3.1+0.4=8.8+4.2=6.4-2.2=0.54+0.05=
8.3-0.8=7.5+2.5=78.3-2=0.75+0.18=
8.4+0.2=6.3+2.5=8.9+2.2=0.69-0.18=
3.3+0.2=5.7+8=71.7-9=0.77+0.23=
二、笔算。
7.84+0.14=52.53+8.62=8.33-6.36=91.4-11.9=
8.62+6.93=25.46-1.03=2.74-0.01=40.93-4.82=
8.37+0.71=20.24+4.55=7.63+2.27=85.2+35.8=
7.43+6.5=54.81+1.65=6.46-0.45=21.59+8.78=
一、口算。
9-0.2=5.1+8.6=45.4+9=0.72+0.47=
7-0.1=5.9+0.5=8.8-2.1=0.83-0.44=
8.9-0.4=4.6+6.5=44.3+7=0.75-0.09=
2.5-0.8=9.1-0.4=6.5-4.4=0.84+0.33=
4-0.5=5.4+3.6=10.8-5=0.76+0.44=
二、笔算。
7.51-0.15=67.72-1.24=8.46-2.91=78.9+12=
8.54+5.1=61.87+6.83=5.68-0.72=76.77+4.41=
8.26-0.69=96.66+4.36=8.55+4.33=98.8-49.6=
8.13+2.59=32.96-7.61=8.08-0.64=18.78+4.62=
一、口算。
7.2-0.7=3.7+8.5=19.8-9=0.98+0.25=
7.5+0.8=7.7+4.1=9.6+3.2=0.57-0.32=
2.2+0.7=2.5+1.6=32.8+7=0.98+0.19=
5.7+0.7=7.6-3.6=9.7+1.7=0.84+0.04=
5.3+0.6=7.6+1.9=35.4+6=0.64-0.39=
二、笔算。
5.51+0.49=81.65+2.65=9.27+6.8=81.2-41.8=
7.7+6.98=86.93-7.72=9.19+0.71=56.99+9.06=
9.03+0.56=86.75-7.22=8.58-6.36=81.2+37.1=
8.27+4.92=76.37+8.56=1.37-0.39=61.47-6.71=
一、口算。
4.5-0.2=0.3+0.4=80.4+4=0.62+0.43=
4.2+0.8=7.2-3=8.9-2.2=0.59+0.34=
8-0.8=3.6+8.7=66.9+1=0.68+0.01=
5.3-0.9=9.8-3.8=7.5+4=0.51-0.23=
5.2+0.5=1+7.7=78.2+5=0.82+0.02=
二、笔算。
2.99-0.77=18.49+4.99=9.34+4.49=59.7-10.4=
7.29-3.79=10.07-9.86=3.77-0.83=21.24+4.57=
5.78-0.65=93.24-1.63=9.91-5.77=58.2-17.1=
8.01+3.88=44.44-3.33=9.07+0.5=91.78+5.71=
一、口算。
2.8+0.7=6.7+1.2=22.5-8=0.88+0.44=
7.6+0.3=8.7-3=6.2+1.9=0.81-0.39=
2-0.6=0.4+1.6=92.4+3=0.82-0.36=
6.1+0.2=7.3+3.4=7.9-0.9=0.98+0.48=
5.5-0.1=4.1+8.8=57.6-1=0.94+0.25=
二、笔算。
7.8+0.63=68.53+1.51=8.59+5.32=84.4-17.8=
7.94+5.67=85.93-8.79=3.34+0.37=35.5-5.32=
5.18-0.85=91.45-3.18=9.07-5.19=56.6+47.9=
7.19-5.6=50.47+8.79=3.46+0.93=66.56-4.34=
一、口算。
3.8-0.1=8.5+6.2=63.2+7=0.6-0.18=
4.2+0.4=6+2.7=7.5+4.1=0.7+0.42=
2.4-0.2=0.7+1=59.2+2=0.63-0.33=
1.6-0.7=6.4+3.5=7.2-0.7=0.81+0.11=
6.8+0.4=2+9.8=54.4+5=0.94+0.08=
二、笔算。
2.81+0.66=89.52-3.34=7.33-2.24=54.8-37.1=
8.5-5.7=33.51-3.76=6.01-0.99=81.77+7.24=
4.65+0.6=89.92+5.04=7.75-1.97=74.1+10.9=
7.49-6.96=77.3-5.7=7.7-0.95=40.72-2.64=
一、口算。
2.3-0.4=5.6+3.7=33.6-9=0.75-0.12=
7.7-0.5=7.7-3.2=7.2-1.3=0.62-0.01=
2.2+0.5=6.4+1.4=37.3-3=0.74+0.07=
8.8+0.3=7.1+1.5=9.8+4.1=0.61-0.28=
4.4+0.4=6.3+4.3=19.9+7=0.78-0.12=
二、笔算。
5.9-0.79=53.07+8.41=7.29+2.88=55.1-3.9=
8.37-4.8=85.47+7.95=3.15-0.72=25.57+6.23=
5.54-0.59=67.32-9.48=9.36+3.47=51.3+17.7=
7.15-4.24=93.74+3.49=7.43+0.54=77.89-7.75=
一、口算。
9-0.3=7.1+1.1=94.3-9=0.74-0.22=
3.6+0.3=9.7-0.1=9+3.7=0.97-0.28=
9+0.5=2.5+9.8=82.2-6=0.82-0.02=
2+0.2=7.6-4.3=9.2-5.3=0.65-0.39=
6.2-0.1=1.1+8.4=47.6+4=0.91+0.41=
二、笔算。
8.47-0.92=43.74+1.76=7.19+5.88=54.1-37.4=
9.97+1.46=52.05-5.32=8.77-0.27=76.63-2.45=
5.45+0.32=31+7.02=7.4+3.98=55.3-48.5=
8.84-5.63=21.56-6.04=1.14+0.21=93.18+7.23=
一、口算。
6.2-0.4=2.6+7=13.1-9=0.66-0.03=
8.6+0.5=9.1-2.7=9.3-2.5=0.88+0.4=
5.2+0.6=0.8+1.1=45.3-9=0.56-0.02=
8.8+0.5=6.6-0.5=9.8+4.5=0.91+0.22=
2.3+0.7=4.1+9.5=34.1+4=0.5+0.45=
二、笔算。
7.96-0.69=60.67+3.81=7.78-5.24=68.6-42.6=
8.68-6.52=76.76+1.53=9.61+0.17=33.06+2.39=
2.01+0.99=35.76+2.04=7.26+6.14=63.3+40.6=
9.27-4.76=33.92+5.38=3.66+0.34=89.7-1.09=
一、口算。
5.8-0.2=5.6+9=44.9+6=0.95+0.07=
4.9+0.5=5+3.8=6-4.6=0.54-0.04=
5.1+0.5=3.7+1.7=47.6+2=0.93+0.2=
1.8+0.7=8.2+3.8=6+5.9=0.99+0.17=
7.4+0.7=2+6.1=78.2+9=0.9-0.22=
二、笔算。
9.98-0.69=36.6-9.46=8.68-1.75=87.3+43.1=
8.17-4.01=41.76+7.81=3.71+0.59=18.31-1.93=
7.4+0.13=54.87-4.64=9.55+3.95=87.6+3.2=
8.72+5.71=25.25-6.69=1.46-0.35=61.99-3.73=
一、口算。
6.1-0.9=5.7+9.6=48.1-7=0.81-0.21=
5.3-0.7=5.4+4.5=9.1-3.1=0.76+0.36=
7-0.5=3+6.3=55.2+3=0.99+0.21=
1.8+0.4=6.5-3.2=7.1+4.7=0.92+0.24=
6-0.5=4.6+1.6=20.8-3=0.89+0.46=
二、笔算。
7.23-0.24=85.24-9.01=8.35+6.14=57.4+22.2=
7.54+6.53=38.6+5.29=4.04-0.77=70.4-5.77=
3.56+0.64=58.84-7.47=8.55-1.42=88.5+43.8=
9.05+1.78=22.62+8.24=7.93+0.99=97.62+4.71=
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