小学四年级下册数学小数乘法练习4.pdfVIP

小学四年级下册数学小数乘法练习4

小学四年级上册数学小数乘法练习题

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=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）

0.4×0.16×2.55.6×1017.85×99

1.15×99＋1.1516.2×101－16.245×0.78＋5.5×7.8

2.8+7.2×0.810.34×2.5×0.41.25×11×4×0.88.93×5.7＋8.93×

3.3＋8.93

4.82×1020.7×0.46+0.7×0.54

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=

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=

8×0.64=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=