简便计算123除以123又123/332+(2/333+4/333*.+332/333)-(1/333+.+331/333)等于几...谢谢了````

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/02 17:42:59
简便计算123除以123又123/332+(2/333+4/333*.+332/333)-(1/333+.+331/333)等于几...谢谢了````

简便计算123除以123又123/332+(2/333+4/333*.+332/333)-(1/333+.+331/333)等于几...谢谢了````
简便计算123除以123又123/332+(2/333+4/333*.+332/333)-(1/333+.+331/333)等于几...谢谢了````

简便计算123除以123又123/332+(2/333+4/333*.+332/333)-(1/333+.+331/333)等于几...谢谢了````
简便计算123除以123又123/332+(2/333+4/333*.+332/333)-(1/333+.+331/333)
=123/[123+123/332]+[2/333-1/333]+[4/333-3/333]+...+[332/333-331/333]
=123/[123(1+1/332]+[1/333]*166
=1/[333/332]+166/333
=332/333+166/333
=[332+166]/333
=498/333
=166/111

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