五年级数学上册第一单元-小数乘法口算

直接写出得数。

6.5×10= 3.78×100= 3.215×1000= 82÷10=560÷100=4080÷1000=

7.4×100= 0.47×100= 0.152×1000= 5.9÷100=0.47÷100= 3.08÷100= 3.08÷10=0.152×10=0.152×100= 10÷100=17.6÷100= 5.6×100= 0.8×0.3=150×0.02= 4.4×0.2= 5.6×0.2=4×0.32=15.8×2= 40×0.72= 1.5×0.6=0.12×5= 26×0.03=7.2×0.01= 1.05×0.2= 0.65×0.4= 1.3×0.8=8×0.09=

0.25×0.4= 1.25×4= 1.25×0.8=

1.8×50=0.32×0.12=0.27×0.4=

0.56×0.2= 4.5×0.06= 1.03×7=

1.25×80=80×0.05=0.15×30=

2.4×0.3= 2.1×0.6=8.2×0.5= 1.7×0.5=0.8×0.08=0.25×400= 34×0.06=0.25×60= 5.5×2=

直接写出得数。

1.235x1= 1.235x10= 1.235x100=

1.235x1000= 1.235x10000=123.5x1= 123.5x10= 123.5x100= 123.5x1000= 123.5x10000=1235x1=1235x0.1= 1235x0.01= 235x0.001= 1235x0.0001= 1

2.35x1= 12.35x0.1= 12.35x0.01= 12.35x0.001=12.35x0.0001=25x4= 2.5x4= 0.25x4= 0.25x0.4= 0.25x0.04= 2.5x0.4= 2.5x0.04=

125x8=12.5x8= 1.25x8= 0.125x8= 0.125x0.8= 1.25x0.8=