简答题:下图是人教版义务教育课程标准实验教科书五年级下册关于“求两个数的最大公因数”的教学内容,请阅读并据此作答后面问题: (1

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题目内容:
下图是人教版义务教育课程标准实验教科书五年级下册关于“求两个数的最大公因数”的教学内容,请阅读并据此作答后面问题:
(1)请写出本节课的教学重点;
(2)小精灵的“你还有其他方法吗?和同学讨论一下”,这句话表达了怎样的教学设计意图?
题图:怎样求l8和27的最大公因数?
HWOCRTEMP_ROC160
观察一下,两个数的公因数和它们的最大公因数之间有什么关系?
找出下列每组数的最大公因数,做完后你发现了什么?
4和816和321和78和9
参考答案:
答案解析:

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