Fair odds shine nau'in farashin da ba shi da gida: farashi da za su sa littafi a daidai tsaye a gida. Mafi sauƙin hanya don karanta su shine daukar kowane faɗin yiwuwar, ƙara su, sannan sakaita kowansu daidai-daidai domin jami'i su kasua daidai 100%. Farashi masu sakaita suna komawa zuwa fair odds.
Fair odds suna da mahimmanci saboda su ne ma'aikacin kayyade ƙima. Farashin zai wakilta ƙima kawai idan ya wuce fair farashin, ba kawai idan 'yakin girma'. Lissafi na fair yiwuwar a gida da gida suna samar da asali da gaskiya da kowa daga aiki na daya ya iya kaici — wannan alkamarishin sakamakon sakamakon daidai shine yadda namu ake gane ƙima.
Yiwuwanin yiwuwa 47.6% / 27.8% / 29.4% (jami'i 104.8%) suna sakaita zuwa 45.4% / 26.5% / 28.1%. Fair farashin gida = 1 / 0.454 = 2.20. Duk gida da ke biya fiye da 2.20 yana biyan saman kimantarwar kasuwa.