=LEFT(A1,FIND(CHAR(1),SUBSTITUTE(A1,"/",CHAR(1),2)))&RIGHT(A1,LEN(A1)-FIND(CHAR(1),SUBSTITUTE(A1,"/",CHAR(1),3)))&MID(A1,FIND(CHAR(1),SUBSTITUTE(A1,"/",CHAR(1),2)),FIND(CHAR(1),SUBSTITUTE(A1,"/",CHAR(1),3))-FIND(CHAR(1),SUBSTITUTE(A1,"/",CHAR(1),2)))