=INT(J1*O1*100)/100或=ROUNDDOWN(J1*O1,2)或=FLOOR(J1*O1,0.01)
比如这个值在A1, 公式=text(A1,"0.00")即可
大概是=ROUNDDOWN(J1,2),试试看,对吗
=ROUNDDOWN(J1*O1,2)
=INT(J1*O1*100)/100