就是说降低了【30%】
比原来少花了:【150X30%=45元】
一件衬衫打七折出售,就是说这件衬衫的现价比原价降低了百分之多少,如果原价是150元,那么购买这件衬衫比原来少花多少元
一件衬衫打七折出售,就是说这件衬衫的现价比原价降低了百分之多少,如果原价是150元,那么购买这件衬衫比原来少花多少元
数学人气:411 ℃时间:2019-09-26 03:36:28
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