(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)
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/()
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/()(4)1=1/()+1/()+1/()+1/()+1/()+1/()(括号中要小于20)
数学人气:271 ℃时间:2020-03-13 04:36:47
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