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2月24日上午第一节是二(3)班的一节数学课。教学内容是游戏——抽卡摆数比大小。四人小组兴致勃勃地开始了活动。不到五分钟,陈×哭着来到了我的面前:“老师,罗××总是只给我三张数卡。”“三张数卡也可以呀!”“不行,他们都是四张,他们组成的是四位数,我三张卡片组成的数总比他们的小!”
The first day of February 24 is a math class in two (3) classes. The teaching content is the game - the size of the drawer swing than the size. The group of four started the event in good spirits. Less than five minutes, Chen × cry came in front of me: “Teacher, Luo XX always give me only three cards.” “Three cards can be!” “No” They are four, they are composed of four digits, and the sum of my three cards is smaller than their size! "