四年级数学下册小数加减法专项练习题16.docx
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四年级数学下册小数加减法专项练习题16
一、口算。
8.3-0.1=0.6+4.6=50.6+1=0.6+0.2=
2.3+0.8=9-2.6=9-3.1=0.82+0.11=
5.9-0.4=3.1+2.8=87.3+1=0.71-0.44=
1.9+0.5=7+1=8.4-5.3=0.84-0.05=
8+0.3=3.5+6.7=59.9+2=0.91-0.45=
二、笔算。
9.89-0.96=25.25-9.01=8.95+4.78=59.8+37.8=
8.95+5.83=55.42-7.12=7.35-0.85=81.78-1.14=
5.99+0.84=73.64+5.78=7.41+5.27=52.3-12=
7.08+3.35=15.21+3.45=1.78-0.32=79.88+2.29=
一、口算。
4.8+0.2=3+3.1=10.6-8=0.66-0.19=
6+0.9=9+2.4=6.7+5.5=0.61+0.05=
6+0.4=3.1+9.7=84.2-6=0.66-0.26=
6.8-0.6=9.6+4=7.8-3.5=0.81+0.28=
3.2-0.5=4.5+5.8=12.6+8=0.85-0.08=
二、笔算。
7.55+0.06=48.66-2.65=7.15-5.24=87.7+5.1=
9.95-4.76=36.7-7.97=4.84-0.47=48.37-7.99=
5.74+0.41=19.48-1.33=9.61+1.83=65.1-32.3=
9.24-2.76=63.86-5.91=3.15-0.72=67.63+1.75=
一、口算。
6.3-0.6=2.1+5.7=39.1+1=0.9-0.29=
3.3+0.1=9.7+3.8=6.1-3.4=0.54+0.33=
2.5-0.9=1.5+9.3=58.4-6=0.83-0.26=
6.6+0.8=8.9-2.2=9.9+0.7=0.5+0.21=
3.5+0.7=5.9+0.1=97.4+1=0.7+0.08=
二、笔算。
9.69-0.3=29.31-7.08=9.47+1.36=57.2+9.6=
8.48+3.27=26.75-9=2.23-0.56=18.41-6.24=
8.09+0.87=66.42-3.44=9.01-3.16=85.6+18.3=
9.22-2.64=84.29-2.17=5.89+0.62=51.38+5.74=
一、口算。
5.5+0.1=7.4+1.3=79.7-9=0.71+0.39=
8.1+0.1=9.8+4.2=6-2.6=0.74-0.23=
3+0.1=7.5+3.6=90.4-9=0.76-0.19=
4.6-0.1=6.4-1.6=7.9-1.8=0.61-0.26=
2.9-0.7=0.7+9.1=35.8+8=0.64-0.45=
二、笔算。
9.91-0.06=56.08-7.34=7.41+5.58=73.2+26.7=
9.57-3.11=89.89+3.53=5.02-0.9=14.98+9.96=
6.37+0.84=26.27-3.03=7.18-3.44=80-15.5=
9.42+5.12=93.53+4.6=7.82+0.8=81.95+1.53=
一、口算。
2.7+0.2=3.6+6.8=59.1-5=0.86-0.17=
5.1-0.3=5.1-1.5=6.4+4.1=0.94-0.3=
5.4+0.5=9+0.7=76.7+3=0.58+0.07=
8.1+0.9=7.8-3.8=6.9-1.9=0.51+0.15=
3.1+0.1=7.5+7.4=37.4+3=0.6-0.13=
二、笔算。
4.55+0.51=36.71-5.95=9.25-3.95=50.9+16.5=
9.67-5.49=71.65+7.73=7.95-0.45=86.28-8.91=
1.04+0.85=75.71-6.33=8.61-4.08=57.1-21.5=
7.72-4.5=97.26-4.01=2.27-0.72=45.86-7.18=
一、口算。
1-0.7=1.4+9.7=13.1+9=0.74+0.14=
6.1+0.3=5.8-0.2=7.4+1.8=0.65-0.11=
6.3+0.3=0.6+7.9=40.7+1=0.61+0.2=
2.3+0.6=8.2+0.4=8.5-4.4=0.66-0.08=
1.2-0.4=6.1+9.4=18.4-6=0.92+0.46=
二、笔算。
8.11+0.34=82.01+3.87=9.7+5.57=69.7-28.7=
9.22+3.78=98.53+6.79=6.56-0.17=67.52-6.28=
3.03-0.73=64.78-6.83=8.38-3.06=69.3+11.1=
8.07-5.49=55.7-6.62=8.53+0.53=20.05-2.37=
一、口算。
8.2+0.9=0.4+2.8=23.6-1=0.6-0.16=
8.4+0.3=6.2+2.5=9.3+3.1=0.72-0.21=
4.5-0.7=2.6+5.8=20.3+8=0.65+0.19=
1.7-0.1=6.4-0.5=9.3-0.8=0.85+0.3=
8.8+0.3=7.2+0.2=70.8-6=0.92-0.08=
二、笔算。
5.59+0.95=33.2+6.38=8.31-2.71=70+9.9=
9.89-3.27=91.03-1.16=5.48-0.78=95-6.68=
6.31-0.53=34-9.84=9.76-6.52=78.5-27.3=
7.8+6.6=94.83+9.91=4.77+0.16=19.73+6.59=
一、口算。
3.8+0.8=1.6+2=23.7+3=0.91+0.04=
8.1-0.2=6+1=8.9-1.7=0.72-0.37=
6.5-0.9=8.3+3.4=78.2+1=0.52-0.17=
7.1+0.3=7.5+4=7.8+1.1=0.88+0.33=
6.1+0.2=9.3+9.4=60.2-4=0.74-0.42=
二、笔算。
8.78+0.92=39.05+2.78=7.98-5.97=86.8-20.4=
9.67+3.04=55.86-8.6=8.04-0.6=52.21+9.04=
8.7-0.92=83.67+2.63=7.76+2.98=99.4+7.2=
7.76-1.01=25.01+2.91=6.33+0.72=74.26-8.02=
一、口算。
5.3-0.7=4.8+4.2=51.2-5=0.65-0.06=
5.6-0.9=8.7+1.1=8.1+5.3=0.68-0.3=
3.4-0.5=1.3+8.5=71.7-4=0.91-0.24=
1.5-0.8=6.4-0.3=8.9+1.8=0.71+0.2=
4.4-0.5=3.1+0.1=22.3-2=0.76-0.17=
二、笔算。
1.66+0.6=58.97+9.88=9.04+2.56=51.2-46.3=
8.97-5.65=85.06-4.98=5.81-0.88=80.84-1.65=
4.77-0.07=47.76-8.33=9.67+6.68=76.4+5.3=
8.64+5.94=11.33+3.86=5.64-0.54=47.61-6.9=
一、口算。
3+0.4=8.1+3.5=54.1+6=0.7-0.29=
1-0.5=7.6-1.5=6.2+1.4=0.67+0.13=
8.4-0.5=2.1+8.3=97.7+4=0.67+0.16=
6-0.7=8.4-4.7=8.6+5=0.75+0.1=
3.9+0.4=5.8+9.6=63.4+7=0.86+0.32=
二、笔算。
9.72+0.94=24.97-8.89=7.79+1.35=74.6-28.8=
8.17+6.2=86.73+4.58=8.67+0.5=64.7-4.74=
3.44-0.57=45.16-3.42=7.45+6.37=95.3-34=
8.77+5.75=46.37-5.45=6.1-0.58=34.81+2.2=