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将下列分数拆成诺干个不同分数单位的和(1)1=1/()+1/()+1/()+1/()(2)5/6=1/()+1/()+1

来源:学生作业帮 编辑:作业帮 分类:数学作业 时间:2024/07/14 08:46:53
将下列分数拆成诺干个不同分数单位的和(1)1=1/()+1/()+1/()+1/()(2)5/6=1/()+1/()+1/()(3)1/9=1/()
+1/()+1/()+1/()(4)1=1/()+1/()+1/()+1/()+1/()+1/()(括号中要小于20)
(1)1=1/(2)+1/(4)+1/(6)+1/(12)

(2)5/6=1/(2)+1/(4)+1/(12)

(3)1/9=1/(18) +1/(36)+1/(54)+1/(108)

(4)1=1/(18)+1/(12)+1/(9)+1/(6)+1/(4)+1/(3)