四上小數(shù)口算

0.2×5=0.3×100=0.7×100=0.3×100=0.4+0.6=

1.1-0.01=12.3+0.7=2-0.09=3.8-2.9=6.7-0.7=

1.2-0.8=0.4+6=0.5÷100=125×8=2-1.8=

0.8÷100=8.2+1.8=m+2m=a×5=0.907×1000=

3.8×100=35.18÷100=0.8÷100=0.7×0.3=1-0.06=

0.7+0.03=200÷1000=0.58×1000=0.8×100=0.7×9=

8.3×0=0.8+0.02=0.8+2=10-9.3=1.5×4=

30×7=1-0.09=7.83×10=3.84×10=0.6×100=

50×60=0.6×0.1=0.3×0=0.5×6=0÷10=

1.5×4=0.42×2=0.7+3=0.7+0.3=50×80=

6.9×1=7.3+3.7=2.5×4=90.8÷10=0.4+6=

6-0.06=9-0.9=5.5-5=130×3=2.4-1.8=

6.3+1.7=3-0.8=8.67÷100=0.007×1000=5.6×10=

0.6×1=25×40=8×25=49+11=40×2=

0.9×10=654.3÷100=1000×8.06=3.9÷100=9.54×100=

5.6+4.4=5.5-0.5=1.4-0.9=1000÷1000=17+0.3=

2.2+2=6.4+36=7.5×10=10.8-0.8=10m-9m=

6.2+3.8=3.68×10=0.2×5=0.8+2.2=0.8×9=

2.5×1000=500÷50=9n-n=12.5×8=a+2a=

28.35÷10=0.8+2.2=0.9+9=19.2×10=8×1.25=

640÷80=12×2×5=27×3=640÷16=32×3=

27×3=14×2=96÷24=30×23=120×600=

470＋180=20×420=7600÷200=1300×50=530＋280=

7500÷5=750÷25=5500÷5=12.3÷10=6.53÷100=

12÷100=0.16÷10=1－0.42＝5.2＋3.5＝0.61－0.3＝

0.8－0.08＝3.6÷6=8.4÷4=0.64÷8=0.6×8=

2.4÷8=0.06÷3=20×0.5=1000×0.09=6.6＋1.4＝

3.9－2＝0.837－0.837＝7.3＋1.7＝0.35÷7=2.8×4=

0.5×0.5=2.5×10=0.06×0.9=0.05×1.6=0.5×0.05=

0.3×0.03=3.6÷0.3=0.54÷0.6=0.12÷0.4=0.45÷0.5=

0.25×4=2.5×0.4=1.25×0.8=12.5×0.8=8.5－2.9＝

4.8－4＝3.8＋4.02＝3.42＋0.48＝3.7÷0.1=2÷0.2=

1.2÷0.03=0÷1.8=1.08－0.8＝2－0.01＝7.51＋1.49＝

4.6＋3＝0.8×0.25=110×0.1=1.8×0.5＝0.68×0.5＝

2.58＋0.75＝1.13＋7.93＝15÷0.5=0.32÷0.004=8.1÷0.3=

0.92×0=0.1×0.001=0.8÷0.02=3.6÷2.4=0.2×1.8=

4-2.56=1.57+4.02=9.94-5.83=2.4×3=24×0.03=

5.6+0.24=1.74+3.26=4.2-3.5=2.4÷4＝25.2÷6＝

14.21÷7＝5.6÷7＝7.83÷9＝42÷3＝4.08÷8＝

0.54÷6＝4.2÷3＝26.8÷4＝150÷500＝13.5÷30＝

13.5÷0.3＝0.24÷0.4＝2.4÷6＝2.4÷0.6＝7.2÷8＝

9×0.5＝1.25×8＝1－0.73＝0.6×8＝2.05×100＝

0.04×0.3＝0.4×0.25＝1.25×8＝1.6×5＝0.9＋1.4＝

0.2×0.4＝8.2＋1.8＝100－35.22＝2.5×0.4＝2.4×5＝

0.22×4＝4.3-2.5=0.17+0.06=1.02-0.09=720÷800=

0.17+0.6=0.83-0.6=17×300=0.98-0.09=0.2+0.78=

0.6×0.7=10.2+0.02=0.15+0.7=6.7+2.5=10.2+0.2=

9.2-6.1=8.5÷5=3.2-3.2=3.7+2.3=2.5×100=

3.12-0.32=2+2.8=3.8-2.9=0.35+0.5=0.35+0.63=

3.5÷70=3.1+3=3.8+0.38=7.5÷25=3.8+1=

0.95-0.05=4.5+7.8=3.1+0.3=3+0.3=6.3÷9=

4.5-0.4=9.5-5=1.1×9=9.53-1.53=9.5-0.5=

3.5+2.4=1-0.95=0.3+0.27=0.47+0.13=4.5+4=

4-0.6=0.95+0.05=2.5+3.2=0.74+0.16=23×100=

9.8-4.8=4.3-2.5=0.17+0.06=1.02-0.09=720÷800=

0.17+0.6=0.83-0.6=17×300=0.98-0.09=0.2+0.78=

0.6×0.7=10.2+0.02=0.15+0.7=6.7+2.5=10.2+0.2=

9.2-6.1=8.5÷5=3.2-3.2=3.7+2.3=2.5×100=

3.12-0.32=2+2.8=3.8-2.9=0.35+0.5=0.35+0.63=

3.5÷70=3.1+3=3.8+0.38=7.5÷25=3.8+1=

0.95-0.05=4.5+7.8=3.1+0.3=3+0.3=6.3÷9=

4.5-0.4=9.5-5=1.1×9=9.53-1.53=9.5-0.5=

3.5+2.4=1-0.95=0.3+0.27=0.47+0.13=4.5+4=

4-0.6=0.95+0.05=2.5+3.2=0.74+0.16=23×100=

9.8-4.8=4.8÷40=53÷100=5.1+2.3=1.25×80=

0.78÷10=0.52+0.4=7×1.2=0.25×100=3.4-2.8=

0.6-0.37=0.052×10=10+0.08=1-0.75=0.5×1000=

7.82+0.3=13.5+6.5=3.05×100=1.2-0.8=21.6-12.6=

63÷100=0.83-0.5=0.76+0.14=80÷1000=2.7+0.4=

0.72-0.42=0×10.5=0.92-0.2=3.5+4.8=3.5+2.4=

5+0.07=1-0.61=0.47+0.23=0.25+0.75=3.7+0.33=

0.51+0.33=1-0.6=8-4.6=5.8-3.6=0.52+0.4=6.45+5.5=4.5-1.3=3.4-2.8=9.53-1.53=8.8-6.7=

10+0.08=9.5-7.3=7.2+0.8=7.82+0.3=8.8-6.7=

1-0.95=3.4-2.8=0.96-0.35=9.53-1.53=0.25+0.75=

1.2-0.8=0.83-0.5=2.7+0.4=0.77÷11=3.56×10=

0.9×7=30.5÷5=8×0.04＋3=5.3×0.1=41.2＋21=

5.66÷0.2=8.4÷0.7=501－98=0.1×9.02=110÷100=

1.01×9=3.1×10=125×0.4=0.65×5=0.1×7=

32.5÷0.5=2.58÷0.2=0.7＋7.32=480＋199=63÷0.7=

4×1.8=0.3＋4.44=2.01×7=10÷8=0.8＋7.62=

0.12×8=4.2÷0.1=1.6×3=1.2×0.6=100÷200=

6.2×0.3=0.6×0.7=2.8÷70=0.9×0.4=5×2.1=

2.5×4×0.5=50×0.04=3.4÷0.1=6.9÷3=100×2.5×0.4=

1.26＋0.74=2.34－1.34=6.3÷9=8.2÷1.9=1.26＋0.74=

9÷5=1－0.25－0.75=1.6－0.9=3.44＋0.56=1.2÷4=

6.8－2.9=4.2－0.8=7.34÷2=125×4=0.6×9=

5.4÷1.8=2.7÷30=1.01×5=510÷100=7.4－2.4=

3.7＋4.2=2.4×3=3.2÷0.04=0.54÷0.9=0.4×2.5=

0.15÷0.3=3.18×100=41×0.4=0.86÷0.2=0.08＋5=

1.8×30=80×0.4=1.2÷6=6.4÷4=3.6÷40=

4.2×2=1.1×3=0.32＋0.21＝7.2＋2.8＝10×0.35=

0.06×100=0.57－0.27＝0.86－0.4＝0.74+0.54＝0.32+0.21=

0.61＋0.39=0.56÷28=10÷20=4.08÷0.4=10－9.4=0.8×0.11=7.2＋12.8=5.6÷0.01=2.3×100=3.2÷1.6=

7－0.16=9.9÷3=8×20÷5=4－3.2＝1－0.99＝

4.1＋4.14＝0.6＋0.8＝0.81÷0.9=1÷0.01=0.9÷0.45=

0.48÷0.24=1.8＋0.9＝0.28＋0.2＝6.5－5.6＝9.65－5＝

1.6÷0.04=0.24×0.5=1.85×0.1=1.2×0.7=0.09÷3=

4.9÷7=0.86－0.6＝0.58－0.41＝0.75×100=0.108÷2=

10.8÷9=7.8÷0.01=5.4÷0.6=3÷5=7×0.62=

12÷0.5=5.2×0.4=12.2÷0.2=5.6÷100=0.41＋3.7=

0.02×0.5=7.2－0.8=1.4×0.5=84÷0.21=0.75÷0.25=

2.5×16=0.108÷2=1.75＋32.5=16－5.07=5.2÷13=

1.64÷4=1.02×0.2=0.26×0.3=8.4×0.02=1.2×6=

0.8×0.05=12.6÷0.03=8.71÷0.1=21÷0.21=0.8×0.13=

0.34÷17=8.08÷0.4=0.5×2.2=1.24×4=3.27＋0.63=

5.02×0.3=0.3×0.5=5.6÷7=72÷7.2=0.7÷0.35=