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北京市某区2015年高三第一学期期末理科数学统练试题的第7题(也是选择题的倒数第2题),是一道真实情境的问题,乍一看题目内容,小学毕业生都能看得懂,推算方法无非是用有理数的加减乘除运算.然而我在2017年1月,新一轮高三讲评该题时,却出现了很多意想不到的问题,学生讨论非常激烈,也引起了我对教育的深思.题某网店在2015年元旦开展庆新年网购促销活动,规定“全场6折(原价的百分之六十)”促销活动,在
Question No. 7 (which is also the penultimate of the multiple-choice questions) at the end of the first semester of science in 2015 in the third term of the third year of Beijing’s high school is a real-life question. Understand, the calculation method is nothing more than a rational number of addition, subtraction, multiplication and division However, in January 2017, a new round of high school to comment on the question, but there are many unexpected problems, student discussion is very intense, but also caused me On the education of deep thinking .Qian a shop in New Year’s Day in 2015 to carry out new year online shopping promotions, provides “audience 6 fold (60% of the original price) ” promotion, at