第1个回答 2010-06-28
=if(平均分>=90,"优",if(平均分>=80,"良",if(平均分>=70,"中",if(平均分>=60,"及格","不及格"))))
第2个回答 2010-06-28
=IF(A1>=90,"优",IF(AND(A1>=80,A1<90),"良",IF(AND(A1>=70,A1<80),"中",IF(AND(A1>=60,A1<70),"及格",IF(A1<60,"不及格")))))
第3个回答 推荐于2019-01-28
=if(A1>89,"优",if(A1>79,"良",if(A1>69,"中",if(A1>59,"及格","不及格"))))本回答被提问者和网友采纳
第4个回答 2010-06-28
=LOOKUP(A1,{0,60,70,80,90},{"不及格","及格","中","良","优"})