小学四年级下册数学小数乘法练习4

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1、b小学四年级上册数学小数乘法练习题姓名一、直接写得数3.8×2=10×0.7=13.9×0=50.8×100=5.5×1=1.8×0.5=3.2×3=13.1×0.3=0.08×1.25=2.5×4=2.5×8=0.5×0.2=0.6×0.1=0.7×0.8=2.5×8×0=125×0.8=3.8×2=10×0.7=13.9×0=508÷100=5.5×1=1.8×0.5=3.2×3=13.1×0.3=0.08×1.25=2.5×4=2.5×8=0.5×0.2=0.6×0.1=0.7×0.8=2.5×8×0

2、=125×0.8=二、竖式计算2.8×0.7=13×0.15=0.39×0.6=0.38×600=7.05×2.4=0.46×7.9=89.3×7.6=60.5×400=3.05×18=               0.37×2.31=                         4.6×18.9=40.5×4.2=三、能简便的要简便计算。12.5×8.2×80.23×1.4＋0.23×8.60.125×（80＋0.8）0.4×0.16×2.55.6×1017.85×991.15×99＋1.1516.2

3、×101－16.245×0.78＋5.5×7.82.8+7.2×0.81      0.34×2.5×0.4  1.25×11×4×0.8 8.93×5.7＋8.93×3.3＋8.93 4.82×102   0.7×0.46+0.7×0.54 bb博雅学堂四年级数学小数乘法练习题题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

4、=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=4.5×2.3=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=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=8×0.6

5、4=2.7×0.8=10×4.2=7.1×bb3.9=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.

6、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=bb5.1×2.5=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.

7、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=0.3

8、2×0.16=0.35×0.55=0.87×0.8=0.24×0.08=0.92×0.37=1.4×0.6=3.6×4.2=bb0.72×0.48=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