试题:
我会口算.
0.4×6=
0.08×7=1.5×3=
0.638×100=1.22×3=4.07×10=
0.1×48=243×0.01=0.5×8=
0.5×15=12.5×8=0×4.2=
小数乘法 2016-05-21

答案:

我来补答
0.4×6=2.4,0.08×7=0.56,1.5×3=4.5,
0.638×100=63.8,1.22×3=3.66,4.07×10=40.7,
0.1×48=4.8,243×0.01=2.43,0.5×8=4,
0.5×15=7.5,12.5×8=100,0×4.2=0
 
 
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