0),"100%",IF(B8>0,(B7-B8)/B8))" property="og:description"/> 条件:B7=B8且都等于0则B9不作显示;B8=0 - 知识问答 0),"100%",IF(B8>0,(B7-B8)/B8))"/>
条件:B7=B8且都等于0则B9不作显示;B8=0但B7大于0则B9=100%;B8大于0则B9=(B7-B8)/B8.