excel时间如何加减答:=(TEXT(DATE(LEFT(F1,4),MID(F1,5,2),MID(F1,7,2)),"yyyy-mm-dd")+RIGHT(F1,8)-(TEXT(DATE(LEFT(B1,4),MID(B1,5,2),MID(B1,7,2)),"yyyy-mm-dd")+RIGHT(B1,8)))*24*60
excel时间差的计算函数答:如果是同一天的很简单:=TEXT(TIME(MID(A2,12,2),MID(A2,15,2),MID(A2,18,2))-TIME(MID(A1,12,2),MID(A1,15,2),MID(A1,18,2)),"[h]小时mm分钟ss秒")跨天计算:=TEXT((DATE(MID(A2,1,4),MID(A2,6,2),MID(A2,9,2))+TIME(MID(A2,12,2),MID(A2,15,2),MID(A2,...