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从1加到100多少
更新时间: 2020-10-26 00:00:00  

按如下速算法步骤得出答案。

1、将首位数字1加上末位数字100,得到数字101;

2、将末位数字100除以数字2,等到数字50;

3、将数字101乘以数字50,得到数字5050,即所求答案。

此方法最早是由数学家高斯,在7岁的时候,发明使用。

关键词: 多少

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