小学四年级数学小数乘法计算题说课讲解.docx

小学四年级数学小数乘法计算题说课讲解.docx

《小学四年级数学小数乘法计算题说课讲解.docx》由会员分享，可在线阅读，更多相关《小学四年级数学小数乘法计算题说课讲解.docx（5页珍藏版）》请在冰豆网上搜索。

小学四年级数学小数乘法计算题说课讲解

人教版小学四年级数学小数乘法计算题

3.8×0.12=0.57×0.6=6.4×0.5=6.7×5.8=

9.8×3.8=7.8×6.4=4.6×2.7=4.5×2.7=

5×1.6=3×0.6=3×1.2=6.7×7.6=

5.4×7.8=2.6×3.6=3.5×1.7=8.3×2.6=

1.4×0.7=4.5×2.8=7.4×2.6=6.2×1.4=

5.4×2.6=2.3×1.4=3.7×1.8=5.2×1.6=

3.6×0.8=0.66×1.4=6.5×5.8=0.72×0.49=

0.42×0.28=0.24×0.19=2.4×1.3=4.5×2.3=

0.72×0.27=0.78×0.32=0.65×0.04=0.23×0.16=

0.29×0.15=0.16×0.19=4×1.2=7×4.6=

6×0.37=0.28×0.27=0.75×0.42=2.3×1.9=

8×0.64=2.7×0.8=10×4.2=7.1×3.9=

4.3×1.4=2.6×1.6=0.8×0.3=0.65×0.4=

0.91×0.6=1.8×1.6=4.8×0.5=3.2×0.4=

9.8×4.8=12×8.3=15.2×6.5=20.1×11.1=

13.34×10.32=6.52×0.48=6.3×5.1=8.7×3.6=

14.3×4.3=1.5×0.54=10×4.2=2.47×3.24=

2.98×0.56=5.64×1.78=8.02×0.98=7.1×3.9=

2.8×11.39=12.53×4.67=7.2×6.45=1.65×3.35=

7.96×1.45=60×1.27=6.07×4.89=5×0.41=

0.9×0.5=2×0.7=1.2×4.3=

5.4×2.7=6×2.9=3.7×1.7=4.2×0.8=

7.5×2.5=2.2×4.3=9.5×7.1=3.5×1.6=

5.2×2.8=7.8×1.6=9.6×4.1=10×4.2=

5.1×2.5=4.1×3.4=1.2×3.8=9.6×4.1=

7.8×1.6=3.5×1.6=4.4×1.4=2.9×2.1=

3.5×1.2=4.8×3.4=6.9×2.5=2.5×7.8=

8×5.4=6.9×2.5=2×3.5=6.8×2.2=

4.7×5.4=4.1×8.8=2.2×5.5=9.6×2.1=

1.7×3.8=7.4×3.6=0.8×0.23=1.6×2.4=

4.7×3.5=1.2×3.6=1.5×3.8=2.8×1.2=

7.3×2.7=7.3×2.7=6.2×3.7=4.2×3.9=

0.54×0.65=7.5×5.2=0.7×0.5=0.32×0.47=

8.3×6.3=7.2×0.42=0.48×0.52=0.8×0.25=

43.5×0.65=0.32×0.16=0.35×0.55=0.87×0.8=

0.24×0.08=0.92×0.37=1.4×0.6=3.6×4.2=

0.72×0.48=6.8×3.2=7.1×3.4=0.42×0.66=

0.32×0.68=2.8×7.2=0.65×0.19=3.09×1.2=

3.25×5.64=0.25×0.47=0.82×0.18=7.8×2.4=

0.45×0.18=0.4×0.16=8.2×1.8=0.73×0.27=

8×3.2=9.8×4.8=3×2.4=2.8×0.9=

1.29×0.18=5.1×0.8=10×0.3=

8.9×4.9=6.8×0.7=8×0.72=6.6×3.4=

6.4×1.3=1.2×0.8=7.3×6.2=8.7×3.6=

12.3×0.7=0.8×9.2=4.7×1.9=5.1×3.9=

1.4×0.6=3.8×6.4=0.6×7.45=4.9×0.1=

4.5×3.2=1.8×0.9=6.5×0.5=10.5×6.5=

7.5×0.5=0.78×0.28=12.8×2.8=9.6×2.3=

3.8×0.12=0.8×0.08=10×7.4=7.5×3.2=

0.42×0.58=0.8×0.15=2.5×0.4=8.2×2.6=

1.4×0.7=2.5×4.6=0.5×9.8=6.7×2.6=

7.2×5.9=8.7×3.6=5.69×2.48=2.9×4.1=

9.1×6.7=2.03×1.2=8.6×4.9=1.3×2.03=

9.46×7.21=1.56×2.24=3.5×1.25=0.75×0.4=

20×0.78=4.8×4.2=5.7×3=4.9×1.7=

1.34×0.8=2×0.75=8.7×0.03=0.2×0.09=

8.5×2.5=3.4×1.4=0.68×0.42=7.82×7.2=

2×9.1=0.48×0.52=8.1×5.1=0.78×0.24=

0.8×0.18=0.89×0.25=1×0.98=0.9×0.1=

1×0.8=4.5×4=5.6×4=5.7×3.3=

10×4.4=6×6.6=9.5×2.7=1×0.55=