ํ”ผํ•ด๋ฐฐ์œจ ์  ํ•˜๋‚˜๋‹น 40ํผ ์ฆ๊ฐ€๋ฉด 5๋ช…์žˆ์„์‹œ
1. ย  400 + 40x5 = 600%
2.ย  400 x (100+40x5)/100 = 1200%

1๋ฒˆ 2๋ฒˆ ๋ญ๊ฐ€ ๋งž๋Š”๊ฑฐ์•ผ?