Show pageOld revisionsBacklinksBack to top This page is read only. You can view the source, but not change it. Ask your administrator if you think this is wrong. # ROI ### ROI 산출 방법 ROI의 계산식 <code> ROI = 이익 ÷ 투자액 × 100 </code> open/roi.txt Last modified: 2024/10/05 06:15by 127.0.0.1