口算下面各题．
0.8+1.2= 0.25+0.75= 1.8﹣0.8= 1﹣0.68=
0.3×0.4= 4÷0.5= 0.027×100= 5.7÷0.3=
0.61+0.06= 0.5×2.4= 5.5÷10= 0.27﹣0.15=
相关试题
口算下面各题．
0.8+1.2= 0.25+0.75= 1.8﹣0.8= 1﹣0.68=
0.3×0.4= 4÷0.5= 0.027×100= 5.7÷0.3=
0.61+0.06= 0.5×2.4= 5.5÷10= 0.27﹣0.15=
×
×
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×
= 9×
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×
= 0×
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=
×
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×
=
×
=
÷
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×
= 15÷
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+
=
﹣
=
×
=
÷
= 0÷
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÷
=
×
×
=
÷
×
=
÷
=
﹣
=
= 7×
÷7×
=
=
=
=
÷6=
÷8= 2﹣
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