= = = == = = == = = =
根据算式填色再计算．
= ．
看图列式计算 ○ = ○ = （吨） ．
简便计算 100.6﹣45.73+29.4﹣14.27 75×60%+24×0.6+ （2.4×51×45）÷（0.9×17×7.2） 47×．
直接写出得数． 1÷1%= 45×58== 2÷5= （+）×12=×56×=7×30%=×6%=
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（吨） ．
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）×12=
×56×
=7×30%=
×6%=