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(%4.66)×9/4%5.34÷4/9 5×(3/5)? 0×56 7/1×8/1

楼上扯淡,正确答案应该是2015原式=(1+2-3-4)+(5+6-7-8)+(9+10-11-12...

(-4.66)x4/9-5.34÷9/4 =(-4.66)x4/9-5.34×49 =(-4...

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