﹙﹣4+2²﹚÷﹙167/173-278/279+15/4﹚+﹙﹣1﹚
人气:380 ℃ 时间:2020-05-05 18:56:31
解答
﹙﹣4+2²﹚÷﹙167/173-278/279+15/4﹚+﹙﹣1﹚
=-1过程﹙﹣4+2²﹚÷﹙167/173-278/279+15/4﹚+﹙﹣1﹚=(-4+4)÷﹙167/173-278/279+15/4﹚+﹙﹣1﹚=0÷﹙167/173-278/279+15/4﹚+﹙﹣1﹚=0+(-1)=-1
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