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思维永远由问题开始。巧妙地提出问题,往往是激趣、促思的契机。如,在复习分数应用题时,为了排除学生思维障碍,防止负迁移的干扰,我一开头就问学生:“甲比乙多2元,乙比甲少几元?”同学觉得这个问题太简单了,都笑着回答:“乙比甲少2元”。又问:“甲比乙多(1/2)元,乙比甲少几元?”同学们被逗乐了,愉快地回答:“乙比甲少(1/2)元”。
Thinking always starts with the problem. Cleverly put forward the question, is often interesting, and to promote the opportunity. For example, in reviewing the scores of applied questions, in order to rule out student thinking disorders, to prevent the interference of negative migration, I first asked the students: “A more than 2 dollars B, B less than a few dollars?” Students think this is too simple And all smiled and answered: “B less than 2 yuan.” And asked: “A more than B (1/2) yuan, B less than a few dollars?” The classmates were amused, happily replied: “B less than a (1/2) yuan.”