吳雪榮修改小數(shù)加減乘除法口算練習(xí)題3

4.7÷10=

小數(shù)口練習(xí)姓名（）4.÷6.9÷

0.6710=總結(jié)：個(gè)數(shù)除以，小數(shù)向左移動(dòng)（）。6.3÷100=

0.63100=63÷100=630÷100=7100=總結(jié)：個(gè)數(shù)除以，小數(shù)點(diǎn)向左動(dòng)（）6.3÷

0.631000=631000=6301000=÷1000=總結(jié)：個(gè)數(shù)除以小數(shù)點(diǎn)左移動(dòng)）0.250.752.5×10=×0.025×10=總結(jié)：個(gè)數(shù)乘10小數(shù)點(diǎn)右移動(dòng)（）0.25100=0.75100=2.5×100=×100=0.025×100=總結(jié)：個(gè)數(shù)乘，小數(shù)點(diǎn)向右移（）0.251000=0.75×2.5×1000=×1000=0.0251000=總結(jié)：個(gè)數(shù)乘1000，數(shù)點(diǎn)向移動(dòng)（）2+2.8=-2.9=0.35+0.5=×3.5×70=××3.8+1=0.95-0.05=×3+0.3=6.39=4.5-0.4=9.5-5=0.4=1.1×9=9.5-0.5=0.50.5=1-0.95=0.47+0.13=4.5+4=×0.6=2.5+3.2=0.7×0.7=4.8×40=53÷5.1+2.3=××0.8=0.787×100=0.90.9=3.4-2.8=0.6-0.37=×10+0.08=×1-0.75=0.50.010.01=3.05100=1.2-0.8=21.6-12.6=63÷100=0.030.03=80÷1000=2.7+0.4=0.04=0.72-0.42=0×10.5=0.92-0.2=3.5+4.8=×0.05=3.5+2.4=5+0.07=1-0.61=0.06×0.06=3.7+0.33=0.51+0.33=×0.07=5.8-3.6=0.080.08=

小數(shù)口練習(xí)

姓名（）4.5-1.3=3.4-2.8=8.8-6.7=10+0.08=9.5-7.3=8.8-6.7=3.4-2.8=9.53-1.53=0.25+0.75=＋1.2-0.8=0.83-0.5=×0.9×7=5.3×0.1=3.56×10=＋5.66×0.7=5014.2×0.1=3.1×10=32.50.5=630.7=5×2.1=100×2.5×0.4=

＋0.65×5=2.58÷0.2=0.8＋7.62=＋7.32=480199=4×1.8=1.2×0.6=0.34.44=2.01×7=0.6×0.7=50×0.04=7.44=3.7＋1.6×3=6.2×0.3=1.260.74=

2.341.34=6.3÷9=

（1.5＋8.2÷1.9=1.6－0.9=6.8－2.9=0.085=

125×4=0.6×9=1.26＋1－3.44＋510÷100=3.1＋＋4.2－0.8=9.7×2＋0.3×2=7－0.16=1.8×30=－－4－＝1.8＋＝

1－0.990.280.2＝

4.1＋4.146.5－＝

0.6＋＝9.65＝

3.6＋＋4.2=

0.09×3=4.2×2=

4.9×7=－＝1.1×3=＋＝

0.58＝7.2＋＝

＋0.6)×0.1=38×0.01＋0.02=10×0.35=

0.06×100=0.57－0.27

0.86＝0.74+0.54＝

12.3×10=6.53×100=12×100=

0.16×10=1－0.42

5.2＋＝0.61＝0.64×8=

0.8－0.087.3＋＝

3.6×0.6=8.4×4=＋3.89－＝20×0.5=

8.370.837

1000×0.09=6.6＝

3.9－＝

小數(shù)口練習(xí)

姓名（）0.35×7=－＝－＝3.6×0.3=＋＝0.25×4=3.42＋＝

2.8×4=0.3×0.03=0.45×0.5=2.5×0.4=3.7×0.1=×1.8=1.2×0.03=0×1.8=1.08＝

4-2.56=－＝

7.51＝

4.6＋＝1.57+4