我对Excel不是很熟练,我是这样实现的:方法一:A2=IF(A1<=450,"1",IF(A1<=1000,"2",IF(A1<=1500,"3","超出范围值")))方法二:A1是变量A2=sum(B1:B3)B1=if(A1<=450,1,"")B2=if(450B3=if(1000其实就是把判定条件分开来计算,最终合计其结果来实现的,当然,为了整体更简洁,应该隐藏B列