Istaraatiijiyadda Base Five ee Roulette
Base Five wuxuu sharad lacag isle'eg ah guulo kadib u dhaqaajiyaa 5, 10, 15 iyo 25 unug. Taxane afar guulood ah waa naadir, khasaare heer kastana wuxuu leeyahay natiijo meerto oo kala duwan.

Dib ugu noqo 5 khasaare kasta kadib ama guusha afraad kadib. Afar guulood oo isku xiga waxay saafi keenaan 55 unug, halka khasaarooyinka heerarka koowaad ilaa afraad ay saafi keenaan −5, −5, 0 iyo +5.
Tallaabooyin iyo dib-u-bilow
Dooro hal sharad lacag isle'eg ah. Marka hore sharadso 5 unuglacagUnugSharadka saldhigga ah ee nidaam ama ciyaartoy ku shaqeeyo. Kordhinnada waxaa lagu sharxaa unugyo si ay ugu shaqeeyaan miis kasta.Akhri dhammaan →, kadibna kordhi guul kasta oo isku xigta kadib ilaa 10, 15 iyo 25. Khasaare wuxuu sharadka xiga dib ugu celiyaa 5, sidoo kale dhammaystirka guusha afraad. Tani waa kordhinistaraatiijiKordhinXeer kasta oo beddela sharadka iyadoo lagu salaynayo natiijooyinkii hore. Kordhinnada tabanka ah waxay kor u qaadaan khasaare kadib, kuwa togan guul kadib.Akhri dhammaan → togan oo xad leh: waxay weydiisataa sharadyo waaweyn guul kadib, ee maaha taxane khasaare kadib. Xisaabtu waxay u qaadanaysaa roulette caadi ah oo hal-ebergiraangirEberHal godka cagaaran ee aan daboolin sharad lacag isle'eg ah, dersin ama tiir; isha faa'iidada kasiinada. Sidoo kale: single zero, 0.Akhri dhammaan → leh, halkaas oo sharad lacag isle'eg ahisharadSharad lacag isle'eg ahCasaan/madow, kisi/dhaban, sare/hoose. 18 lambar, wuxuu bixiyaa 1:1.Akhri dhammaan → uu ku guuleysto 18 ka mid ah 37 godqalabGodMid ka mid ah 37-ka qol ee lambarrada leh ee rotor-ka. Sidoo kale: slot, cup.Akhri dhammaan →.
Natiijooyinka meertada
Shaxdu waxay meertada u aragtaa inay ku dhammaato khasaarihiisa ugu horreeya ama afar guulood kadib.
Tusaale la xisaabiyay
Guul 5 ah oo uu ku xigo khasaare 10 ah waxay siisaa +5 − 10 = −5, sidaa darteed sharadka xiga wuxuu ku noqdaa 5. Saddex guulood kadibna khasaare wuxuu siiyaa +5 + 10 + 15 − 25 = +5. Haddii dhammaan afarta sharad ay guuleystaan, saafigu waa 5 + 10 + 15 + 25 = +55. Guusha 25-unug ah waxay keentaa celin guud oo 50-unug ah oo ay ku jirto sharadkeeda, laakiin kaliya 25 ka mid ah celintaas ayaa faa'iido ah.
Qiimaha la filayo iyo khatar
ItimaalkaxisaabItimaalFursadda natiijo, 0 ilaa 1 ama 0% ilaa 100%. Hal lambar: 1/37 = 2.70%.Akhri dhammaan → si sax ah afarta guulood ee loo baahan yahay meertada buuxa waa (18/37)^4 = 5.6012%. Meerto guuleed oo muuqda sidaa darteed kama dhigo natiijo suurtagal ah. Guud ahaan, unug kasta oo lacag isle'eg ah oo Yurub ah wuxuu sitaa khasaare la filayoxisaabKhasaaraha la filayoQiimaha la filayo oo lagu dhuftay wadarta lacagta la sharadsaday; celceliska lacagta lagu khasaaro fadhi ama muddo.Akhri dhammaan → 1/37, sidaa darteed khasaaraha la filayo wuxuu ku xiran yahay wadarta qadarka kordhintu dhab ahaan khatarta geliso. Sharadka ugu weyn waa shan jeer sharadka furitaanka, meertooyin soo noqnoqdana waxay abuuraan fursado soo noqnoqda oo lagu gaaro.
Su'aalo
Maya. Khasaare sharadka saddexaad wuu isu dheellitiraa, khasaare sharadka afraadna wuxuu ka tagaa meerto +5-unug ah; meesha khasaaruhu ka dhaco ayaa muhiim ah.
Giraangir hal-eber leh waxay leedahay 18 god oo guuleysta 37 ka mid ah sharad lacag isle'eg ah, maxaa yeelay eber wuu lumiyaa. Xisaabtu sidaa darteed waa (18/37)^4.
Kaftan yar

Afar guulood oo lacag isle'eg ah oo isku xiga: 5.60% giraangir hal-eber leh.
Ilaha
- RouletteDoc, Strategy overview
- Roulette77, “Base Five” — kordhin guuleed afar tallaabo ah oo la sheegay
- Wizard of Odds, Roulette Basics — natiijooyinka lacag isle'eg iyo faa'iidada kasiinada
- Wizard of Odds, The Truth about Betting Systems — falanqaynta kordhinta