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在西方国家,常有一些妇女看电影时戴着大沿帽,坐在后面的观众可就提意见了。经常有人要求电影院明令通告,禁止妇女戴帽子看电影。一家影院的老板听到观众的呼声后,说:“禁止恐怕欠妥,还要’提倡’一番呢!”这家影院在放映前,在银幕上打出一则文字通告:“本影院为了照顾高龄衰老的女观众,允许她们照常戴帽,可不必摘下。”通告仅放出一遍,女士们甚至包括一些五六十岁的妇女都摘下了帽子。这位影院老板利用人的心理美感,达到了制止妇女看电影戴帽子的问题。在数学学习中也是如此!如果我们能够巧妙地转换思路,就可以使复杂的问题轻易得到解决。例1做同样的口算题,小军3分钟做14道,小利5分钟做23道。他们谁做得快一些?
In western countries, some women often wear large hats while watching movies, and viewers who are sitting behind can make suggestions. Often, people are asked to give a cinema an explicit notice prohibiting women wearing hats and watching movies. After hearing the audience’s cries, the boss of a theater company said: “Prohibition is not enough, but I also want to promote it.” Before the screening, the theater made a text notice on the screen: In order to cater for the aging female audience, theaters allow them to wear their caps as usual without having to remove them. "The circular was released only once, and the ladies even took off their hats even from some 50s and 60s women. The cinema owner took advantage of people’s psychological beauty to stop the women wearing movie hats. The same is true in maths learning! If we can skillfully change our mind, we can easily solve complex problems. Example 1 to do the same port count, small arms 3 minutes to do 14, small profit 5 minutes to do 23. Who do they do faster?