minä
Googlekin osaa paremmin laskea
http://www.google.fi/search?client=firefox-a&rls=org.mozilla%3Afi%3Aofficial&channel=s&hl=fi&source=hp&q=400-22%25&meta=&btnG=Google-haku
400 - (22%) = 399.78
http://www.google.fi/search?client=firefox-a&rls=org.mozilla%3Afi%3Aofficial&channel=s&hl=fi&source=hp&q=400-22%25&meta=&btnG=Google-haku
400 - (22%) = 399.78