学数学五年级小数乘法竖式计算.docx

学数学五年级小数乘法竖式计算.docx

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学数学五年级小数乘法竖式计算

学数学五年级小数乘法竖式计算

数学五年级上册小数乘法竖式计算

笔算练习一

8.6×3.25=0.325×0.14=403×3.5=3.2×5.06=

18.25×34=9.35×4.2=1.43×1.7=15.07×9.8=

7.02×0.56=4.02×0.11=8.02×2.8=0.78×3.1=

0.842×2.5=33.6×480=1.36×3.7=12.4×3.5=

0.25×0.08=2.8×0.65=1.8×3.4=5.24×1.2=

2.31×0.23=3.6×0.74=2.65×1.4=4.4×500=

2.87×0.13=20.4×1.3=65.3×0.11=5.6×0.36=

8.04×23=6.24×0.15=8.03×0.26=16.7×3.2=

352×1.2=0.12×2.6=0.98×0.13=6.41×3.4=

2.55×1.4=50.6×4.3=350×1.4=87.5×1.2=

0.145×3.1=0.103×0.23=4.26×1.5=2.64×2.5=

8.1×4.7=4.9×3.5=5.21×0.44=0.75×0.24=

3.7×0.102=4.38×0.73=43.5×300=6.4×12.7=

4.31×0.05=358.8 ×2.76     1.2×10.5=3.7×6.48=

6.05×0.53=7.28×3.8=0.048×0.13    1.23×0.99=

6.3×3.6=8.1×0.42=12.6×180=5.04×600=

1.5×2.34=0.72×4.5=77.9×950=9.1×130=

14.4×1.8=85.21×4.3=2.72×0.16=5.04×4.2=

3.5×3.43=0.72×5=2.05×4=12.4×7=

2.3×12=6.7×0.3=2.4×6.2=     0.56×0.04=

6.7×0.3=0.56×0.04=3.7×4.6=     0.29×0.07=

6.5×8.4=56×1.3=3.2×2.5=       2.6×1.08=

0.87×7=3.5×16=12.5×42=       1.8×23=

0.37×0.4=1.06×25=7×8.06=0.6×0.39=

27×0.43=1.7×0.45=1.2×1.4=       0.37×8.4=

笔算练习二

0.86×1.2=2.34×0.15=21×2.84=       4.32×8=

6.8×25=2.58×3=58×1.6=36×2.4=

2.56×3.7=1.56×0.08=1.03×5.3=0.208×2.5=

1.12×1.1=0.326×1.3=6.5×6.5=3.3×2.6=

0.98×5.5=2.1×2.15=5.2×2.9=0.48×8.1=

26.4×0.063=0.15×0.65=7.6×23=0.23×8.9=

2.89×0.8=21.2×0.22=125×0.08=7.37×2.6=

9×67.3=3.25×6.88=0.37×5.6=6.69×0.3=

2.6×12=0.93×3.9=76×8.33=5.43×0.9=

3.5×32=0.72×53=2.05×4=3.2×2.5=

12.4×72=2.3×12=0.15×0.65=         3.5×16=

2.4×6.2=0.56×0.04=6.7×0.35=0.37×0.4=

0.56×0.04=3.7×4.6=0.29×0.07=         0.4×72=

6.5×8.4=56×1.3=2.6×1.08=0.87×7=

12.5×42=1.8×23=1.06×25=7×8.06=

0.6×0.39=27×0.43=1.7×0.45=1.2×1.4=

0.37×8.4=0.86×1.2=2.34×0.15=         21×2.84=

6.5×6.5=3.3×2.6=4.32×8=6.8×25=

2.1×2.15=5.2×2.9=26.4×0.063=        0.98×5.5=

3.52×0.36=0.72×5.2=2.05×4.1=12.4×0.7=

2.45×6.2=0.56×0.04=0.29×0.07=         2.31×1.2=

6.7×0.31=0.56×0.04=3.71×4.6=6.7×0.3=

6.52×8.4=156×1.3=3.22×2.5=2.6×1.08=

1.87×23=0.62×0.39=0.87×7.2=3.53×16=

0.37×0.4=1.06×25=2.7×8.06=12.5×42=

笔算练习三

27×0.43=1.7×0.45=1.2×1.4=0.37×8.4=

2.4×6.5=5.3×0.25=4.32×8.7=36×2.4=

0.86×1.2=2.34×0.15=21×2.84=7.6×8.7=

6.53×6.5=6.8×25=2.58×5.3=58×1.6=

2.56×3.7=1.56×0.08=1.03×5.3=5.06×35=

0.208×2.5=3.3×2.6=0.48×8.1=72×3.3=

1.12×1.1=0.326×1.3=2.1×2.15=5.24×2.9=

0.98×5.5=26.4×0.063=         0.15×0.65=         780×32=

16.4×0.06=0.45×0.15=7.8×32=8.4×0.21=

8.94×6.9=2.85×0.65=0.78×0.45=         24×5.6=

1.94×2.9=5.85×0.55=4.25×36=4.65×32=

7.14×0.055=2.35×5.8=6.72×0.05=         4.87×9.6=

5.32×7.85=9.18×2.3=6.06×32=5.31×3.83=

8.88×1.3=7.24×0.85=5.36×3.3=35.3×7.2=

1.06×0.82=8.42×5.3=4.05×23=8.78×0.13=

5.32×13=9.56×7.25=320×0.85=605×3.3=

56×0.15=120×1.3=201×0.23=720×33=

1.45×8.2=76×150=220×3.8=9.38×2.3=

2.35×7.3=9.38×26=2.54×0.85=         78×5.2=

9.5×3.6=8.8×0.85=2.57×6.3=540×3.3=

4.57×2.23=7.81×0.63=8.65×2.4=5.86×423=

8.5×5.3=230×5.3=6.24×0.25=         1.36×8.3=

4.82×2.3=5.36×3.3=7.04×0.75=         69.36×0.3=

5.08×1.3=7.25×5.2=26×1.3=58×0.85=

99×2.3=5.36×7.3=43.2×0.65=         4.03×5.3=

笔算练习四

4.65×7.3=5.25×4.3=8.6×0.75=3.5×5.3=

4.32×7.8=8.65×0.25=8.7×0.05=5.8×3.3=

4.27×6.3=5.8×9.8=5.246×0.3=         4.7×7.8=

2.5×5.3=4.012×1.3=5.02×0.85=         7.24×3.3=

780×12=7.24×65=4.5×29=86×0.85=

8.88×1.3=7.24×0.85=502×3.5=75×0.75=

4.65×0.03=0.625×0.85=         0.53×3.3=5.31×4.73=

5.7×5.8=7.24×0.85=0.35×3.3=7.54×0.25=

5.87×0.23=9.68×0.25=4.58×205=704×0.15=

49×103=5.8×303=4.52×6.3=9.38×2.3=

520×0.85=906×103=852×0.85=25×3.3=

0.5×7.43=0.9×4.25=7.6×8.33=7.9×2.04=

6.7×1.35=9.5×8.88=4.3×3.01=9.4×3.33=

3.2×0.33=8.6×3.48=2.7×9=6.8×8.29=

4.8×0.49=2.9×9.12=8.7×8.73=6.9×0.12=

5.4×7.85=2.1×0.31=8.2×4.24=1.5×2.58=

6.6×4.04=4.6×1.4=1.9×6.11=9.4×3.09=

5.8×3.27=4.8×0.32=0.6×8.19=5.2×5.67=

9.1×2.35=0.7×7.09=0.9×4.9=4.8×9.08=

0.8×0.69=7.5×1.46=0.5×0.33=7.8×5.38=

1.1×3.67=3.6×5.01=8.3×2.53=1.6×6.83=

0.6×6.63=6.6×5.59=3.1×9.46=6.3×4.25=

1.8×6.91=8.8×2.66=2.7×5.98=1.6×0=

9.1×8.06=9.5×6.6=8.3×7.56=4.1×3.15=

4.9×0.14=4.3×8.7=4.8×5.63=7.1×3.83=

笔算练习五

8.8×0.05=5.3×1.86=2.6×4.85=4.9×5.1=

4.3×1.8=5.1×2.07=2.5×9.19=7.5×7.19=

2.1×0.46=2.7×3.84=7.5×0.41=2.7×2.49=

9.9×2.24=5.1×9.28=6.2×6.36=9.9×8.76=

4.5×9.14=5.2×8.88=1.2×4.52=1.2×7.12=

0.2×4.46=3.2×9.89=2.3×8.72=2.7×5.4=

2.3×7.76=4.3×0.55=2.9×6.01=5.4×3.64=

5.4×8.01=4.5×8.05=4.2×7.85=4.8×8.06=

6.8×1.85=7.5×3.98=4.7×6.84=2.6×2.26=

6.8×1.55=9.8×2.43=0.4×9.04=4.7×1.75=

1.8×0.55=5.1×3.15=5.2×7.86=5.8×7.08=

9.4×6.39=9.2×6.5=7.2×7.59=4.4×8.67=

6.6×9.12=3.2×4.85=4.8×8.63=7.8×3.79=

9.7×9.76=6.5×3.57=4.5×4.18=5.8×2.37=

9.7×4.1=5.6×3.85=5.9×8.89=4.3×3.26=

8.7×1.29=9.2×7.61=0.2×6.71=2.7×6.59=

6.7×9.05=0.8×8.49=3.9×8.87=4.6×2.13=

8.8×7.18=6.2×6.15=1.7×2.63=2.7×2.54=

5.7×6.01=9.1×8.14=1.5×1.55=4.5×6.95=

2.9×2.75=4.4×2.08=2.5×9.09=2.9×9.24=

3.7×5.38=9.6×4.88=6.1×2.02=0.1×5.09=

0.9×6.52=5.6×6.52=9.9×7.15=6.7×9.31=

9.4×7.36=9.6×3.74=6.7×5.37=6.3×8.64=

4.1×9.73=7.6×1.2=7.7×8.07=8.7×4.09=

9.9×5.49=6.9×8.2=7.2×0.49=6.5×2.59=

笔算练习六

4.6×6.58=5.9×2.37=7.9×3.23=2.9×4.01=

6.6×5.58=2.5×8.34=7.2×6.19=5.5×0.33=

5.4×8.7=5.9×1.22=2.3×2.54=4.4×4.27=

9.9×6.9=7.7×8.66=1.3×9.89=9.6×5.44=

3.9×5.03=7.2×7.26=9.2×2.07=2.7×7.7=

2.5×3.82=6.9×0.97=4.6×0.87=3.7×9.39=

9.3×1.87=9.5×3.59=4.2×2.37=4.1×4.27=

7.6×8.43=1.3×0.93=7.9×2.51=3.7×9.62=

0.9×7.35=8.7×9.38=5.1×9.53=2.4×9.04=

6.3×1.68=0.4×3.15=4.3×3.69=9.8×3.51=

9.8×1.35=8.9×1.52=9.1×3.95=0.8×0.35=

9.4×1.22=2.9×7.03=7.8×3.94=5.9×2.07=

4.2×0.46=2.8×4.16=7.3×5.95=3.8×5.13=

8.8×2.89=3.4×7.15=2.7×6.98=2.7×7.23=

4.7×0.49=3.3×1.38=8.6×3.6=5.3×9.73=

6.4×0.07=2.3×7.67=1.3×5.46=5.8×8.32=

0.9×0.27=0.4×0.68=3.8×4.1=7.2×5.13=

7.5×4.89=4.5×5.11=9.5×0.04=3.7×5.47=

7.5×0.37=5.8×7.93=9.5×9.58=9.8×4.1=

7.8×0.24=5.9×7.59=7.7×6.22=9.3×9.01=

7.2×2.74=5.6×6.8=9.9×2.07=0.5×0.12=

7.2×3.56=7.4×0.58=4.5×2.49=3.7×8.7=

6.6×7.17=6.4×5.89=4.7×9.32=3.4×1.67=

2.3×6.97=3.4×9.47=4.6×3.93=5.5×1.9=

5.9×2.95=2.4×4=9.5×0.02=2.7×2.54=

笔算练习七

3.1×2.28=0.8×2.59=1.5×3.32=7.6×0.06=

2.5×8.77=6.7×9.4=1.4×8.41=5.2×6.68=

8.5×2.82=5.9×9.98=9.6×0.67=9.8×7.39=

1.8×9=0.7×7.81=7.4×9.33=3.3×2.12=

3.5×5.06=0.7×7.29=7.6×4.08=3.2×6.07=

9.8×8.8=0.2×7.05=4.3×8.04=5.6×3.58=

9.5×9.69=2.5×5.69=7.6×1.93=6.9×2.75=

1.6×9.35=0.2×8.17=4.3×5.03=1.6×5.8=

4.9×7.31=0.7×0.52=2.6×8.98=6.4×0.74=

2.3×3.97=0.3×9.44=8.4×9.74=2.2×1.66=

9.7×0.33=6.1×2.06=2.5×2.66=0.7×0.75=

2.1×3.48=5.4×9.59=5.5×2.63=5.6×5.53=

8.6×2.33=6.7×1.39=7.5×1.31=4.2×6.37=

5.5×8.29=3.9×4.86=9.9×9.51=2.2×7.62=

6.5×3.27=3.9×6.09=8.9×2.22=0.8×0.57=

3.6×9.51=5.7×2.6=1.1×5.32=9.2×0.36=

3.8×4.98=0.7×6.4=0.7×8.11=6.4×1.76=

5.9×2.09=0.6×1.29=1.7×3.89=4.7×0.7=

5.6×4.68=3.2×7.47=1.4×5.4=2.5×7.31=

0.2×4.13=3.9×8.56=7.9×0.79=8.5×1.95=

7.7×6.38=5.3×3.55=1.9×1.7=5.1×8.34=

0.2×5.11=8.8×2.2=0.6×4.18=7.5×4.84=

2.1×3.4=1.4×0.26=5.1×1.7=5.4×1.04=

4.8×4.04=5.4×5.74=6.4×8.63=3.9×5.91=

1.9×8.24=4.8×9.56=5.8×3.79=4.6×7.38=

笔算练习八

1.4×2.34=4.9×9.21=4.7×2.04=8.2×7.56=

3.7×1.83=7.3×2.62=0.9×2.45=3.8×3.8=

3.5×5.97=0.2×6.63=4.9×4.29=6.9×6.25=

9.1×3.91=4.1×6.25=0.8×3.65=5.1×2.27=

0.8×1.91=6.2×9.8=3.4×4.79=9.8×4.55=

9.5×6.6=6.8×3.1=6.1×6.21=7.5×5.85=

7.4×4.85=3.9×6.26=9.6×4.07=8.5×2.01=

6.2×2.84=0.8×2.5=8.6×0.77=8.2×2.23=

1.5×7.5=6.4×7.12=5.8×3.48=8.5×8.75=

1.4×4.16=4.9×7.09=0.9×2.21=1.6×9.73=

3.1×9.46=2.9×5.84=5.2×7.32=8.7×4.04=

2.6×9.89=8.1×2.4=9.1×0.52=2.6×6.11=

5.6×2.07=0.3×7.18=6.8×5.21=6.3×8.14=

8.7×2.05=4.9×5.33=2.1×8.71=1.6×2.53=

9.3×3.95=1.9×5.6=5.7×0.27=4.6×0.73=

2.9×5.3=0.6×0.95=1.9×7.7=7.6×6.43=

1.9×9.42=1.7×9.5=4.9×9.49=5.1×9.11=

8.2×5.86=9.1×1.36=3.8×9.17=1.7×5.56=

6.5×7.76=0.7×1.64=9.7×5.97=8.3×5.38=

7.9×2.84=8.1×3.56=0.4×0.35=5.1×0.89=

6.1×7.2=5.2×5.54=4.9×2.78=9.2×9.92=

5.8×6.06=5.5×0.01=9.8×2.05=2.1×5.85=

1.9×2=7.9×5.08=6.5×0.89=0.5×8.06=

2.2×4.88=2.3×0.68=0.1×0.05=7.9×0.05=

6.1×1.78=8.4×8.08=0.5×3.12=9.5×2.34=

笔算练习九

5.8×9.18=8.5×8.45=3.4×6.37=2.3×2.67=

8.6×8.78=6.7×4.33=7.8×1.03=9.1×7.45=

7.2×8.5=5.4×7.62=8.7×3.36=0.3×6.7=

8.9×7.18=3.1×2.55=2.9×8.72=3.2×4.93=

7.8×7.29=4.5×0.91=5.2×7.55=3.7×5.06=

2.8×8.3=7.8×8.79=5.8×8.26=5.3×4.94=

1.9×6.26=8.5×1.63=8.8×1.54=1.3×2.86=

3.3×8.03=5.8×4.15=2.5×0.36=0.3×0.29=

1.7×2.12=8.6×4.56=2.1×4.31=2.6×7.85=

6.7×2.74=8.3×8.49=1.3×4.54=8.4×9.89=

4.1×4.12=2.3×7.4=0.8×0.56=4.2×7.88=

2.8×5.51=8.8×5.54=9.5×6.8=7.9×7.97=

4.3×2.81=5.2×5.22=3.3×4.9=7.3×3.8=

4.5×7.79=0.2×5.07=1.5×5.15=7.2×5.97=

8.9×0.31=5.1×1.02=2.7×3.38=0.1×7.38=

8.2×4.27=8.4×6.37=6.8×7.74=3.5×0.28=

7.3×6.99=8.7×3.01=4.3×4.42=6.1×4.17=

5.1×3.13=2.3×2.79=2.4×7.03=9.9×5.01=

8.2×0.75=0.3×0.48=4.6×5.42=1.4×7.04=

1.6×1.76=5.4×5.29=7.8×6.09=0.8×3.85=

9.3×0.6=6.9×6.96=7.6×2.64=7.7×7.58=

9.9×2.28=9.3×5.57=9.1×7.42=6.3×9.56=

8.6×9.03=9.9×6.29=0.4×1.61=4.9×7.18=

1.5×1.71=6.8×0.1=5.4×5.2=7.5×5.93=

7.2×0.22=9.8