3.66－1.25=1.5－0.5=0.36+0.64=2.1+0.6=0.96－9.7=1－0.9=1－0.56=5－
0,42=1.9+8.1=4.3+2.31=0.7+0.23=0.75+0.25=0.17+0.33=0.2×0.4=
0.01×10=0.01×50=0.01×100=0.01×1000=0.09×10=0.09×100=0.09×1000=
53.8×10=53.8×100=53.8×1000=1.414×10=0.1×1000=36.9÷10=3.14×100=
0.618×100=18.1×10=9.87÷10=1.4×100=0.01÷1000=43.21÷1000=0.3×0.2=4×3=4×0.3=0.4×0.3=13×3=0.13×2=0.13×0.2=36×24=
3.6×2.4=36×2.4=3.6×24=0.36×2.4=0.6×0.7=0.9×0.1=0.8×5=
1.1×0.4=0.02×7=0.3×1.3=0.3×0.2=0.5×1.8=1.5×1.8=7×2=
0.7×2=0.7×0.2=3×6=0.3×6=0.3×0.6=15×2=1.5×2=
1.5×0.2=3.8×4=
2.5×4=20×0.5=4.8÷1.6=1.5×5=10－4.5=
0.39÷3=
二、竖式计算
45.2－33.5=
15.4+2.97=
3.8+3.54=
1.36×0.8=
9.8×1.3=
0.12×50=
4.8×1.3=7.2÷4=
38－33.4=
5.94+10.7=
3.05－2.9=
0.78×0.04=
654×0.9=
2.6×0.5=
4.8×0.9=6÷5=
8.25+1.55=7.3－2.25=10－2.45=3.7+2.36=10.2－8.75=
11.65－7.39=10－3.14=11.7+40.3=3.15－2=8－7.23=85－34.7=0.7×7.8=1.3×0.25=1.44×3.98=1.44×3.98=
4.8×0.25=4.8×1.2=0.32×0.8=0.32×1.2=9.8×0.5=
2.42×1.1=
3.14×1.5=2.6×0.8=2.15×2.1=2.1×60=
1.2×60=
2.13×4=4.8×0.3=1.3×2.2=9.6×0.8=
3.25×1.8=
9.34×1.4=0.7×9.32=1.87×2.3=0.15×0.63=1.8×0.85=
13.3×0.95=12.3×1.5=9÷3.6=4.2×3.2=1.8×5.5=（保留二位小数）
8.09×6.7=
三、计算并验算
4.2×3.2=
四、脱在计算
9.43－(8.65+0.40)
4.28+0.53－3.37
4.02－3.5+0.98
2.5×2.8×4
10―0.34―0.66600÷8.09=1.79×1.2=4.48×3.5=
117÷36=1.8×5.5=
4.6+12.3+
5.815－(1.3+3.9)4.6－1.75+2.085－(4.19－2.83)7.41－(2.96+3.04)
3.2+1.27－2.491.54+2.08+3.629.5+
4.85－6.36
5.6+2.7+4.44.6－(1.75+2.08)
70.8－1.25－1.755－4.19+2.832.6+1.4×3(8+0.8)×1.252.5×0.6－1.8×0.5
2.5×13+0.90.25×1
3.7×0.41.83+3.79+0.1722－1.6×70.89×
4.8+0.89×
5.2
12.8+2.04×9.56.15×9.4－424.5×3.6+5.2×0.354.5×0.9+5.5×0.9
五、xx
x－19=2x－12.3=3.84x=3803y=451.6x=3.3647+x=474x=42
24n=96
4m－2m=48
6x－3x=4.8
3x+20=50
3x=3.66m=42y－21=14
2x+20=803x+6=15
5y+y=96y+y=33
3m+2m=653x+4=34
4x+9=2493y－6=48
x－18=402y+7=916y=54x÷7=12a－18=261.2x=48
0.5x－2=24x+3x=1802x－x=4x+3x=725x－2x=123y+3y=36x+5=552x+5=452x－6=40y+2y=45x－360=3126x－x=125x+2.5=105x－3.9=5.1
