数学简便计算:8.8-7/9-(0.8+7/9) 1/5x27+3/5x41

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数学简便计算:8.8-7/9-(0.8+7/9) 1/5x27+3/5x41

数学简便计算:8.8-7/9-(0.8+7/9) 1/5x27+3/5x41
数学简便计算:8.8-7/9-(0.8+7/9) 1/5x27+3/5x41

数学简便计算:8.8-7/9-(0.8+7/9) 1/5x27+3/5x41
8.8-7/9-(0.8+7/9)=8.8-0.8-7/9*2=8-14/9=58/9
1/5x27+3/5x41=1/5*27+(3/5÷3)*(41*3)=1/5*27+1/5*123=1/5*150=30

(1)8.8-7/9-(0.8+7/9)
=8.8-0.8-7/9*2
=8-14/9
=58/9
(1)1/5x27+3/5x41
=1/5*27+(3/5÷3)*(41*3)
=1/5*27+1/5*123
=1/5*150
=30

我的朋友们,对你们来说一个很重要的考试即将来临。你们的努力、你们的辛苦、你们的汗水大家都看到了。真心的祝福你在今年的高考之中金榜提名,一举夺魁,考入心中理想的大学。你们会成功的。我和123希望你们到广州。
My friends, for you a very important exam is coming. Your efforts and your hard work, everyon...

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我的朋友们,对你们来说一个很重要的考试即将来临。你们的努力、你们的辛苦、你们的汗水大家都看到了。真心的祝福你在今年的高考之中金榜提名,一举夺魁,考入心中理想的大学。你们会成功的。我和123希望你们到广州。
My friends, for you a very important exam is coming. Your efforts and your hard work, everyone see you sweat. Sincerely wish you well in this year's college entrance examination gold placard nomination, topped, was admitted to ideal university. You will be successful. I want you to guangzhou and 123.是修改!!!这是我用有道翻译的,语法什么的有问题,帮忙修改一下。123是人名

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=8.8-7/9-(108/5+21/5)+3/5*41
=44/5-7/9-108/5-21/5+3/5*41 然后通分