想要这样吗?
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自己修改单元格地址。
if(find("+",a4)>0,CONCATENATE(a4,"=+",EVAL(a4)),if(INDEXOFARRAY(SPLIT(a4,"-"),1)*1<INDEXOFARRAY(SPLIT(a4,"-"),2),CONCATENATE(a4,"=",EVAL(a4)),CONCATENATE(a4,"=+",EVAL(a4))))
--------想复杂了,更新一下公式----------
if(EVAL(a4)>0,CONCATENATE(a4,"=+",EVAL(a4)),CONCATENATE(a4,"=",EVAL(a4)))
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