Rulɛt wit tu bɔl
Tu bɔl pan wan wil. Insay bɛtbɛtInsay bɛtƐni bɛt we yu put pan ɔ bitwin di nɔmba dɛn na di grid: bɛt pan wan nɔmba, split, strit, kɔna, siks lain.Rid ɔl → nid wan bɔl; atsay bɛt nid di tu.

Na tu-bɔl rulɛt, dɛn de shut tu bɔl di sem tɛm ɛn dɛn de fɔdɔm wan nɔ dipen pan di ɔda, so smɔl smɔl tɛm dɛn kin de insay di sem pɔkit. Insay bɛt de win if ɛni wan pan di bɔl dɛn kam, wit af di nɔmal pe, ɛn i de pe dɔbul if di tu kam. Atsay bɛt de win ɔnli if di tu bɔl gri, ɛn dat mek dɛn kɔst tu tɛm mɔ pas pan tebul wit wan bɔl. Jakpɔt bɛt de pe if di tu bɔl fɔdɔm pan yu nɔmba.
Insay bɛt
Yu bɛt pan wan nɔmbabɛtBɛt pan wan nɔmbaWan nɔmba nɔmɔ, i de pe 35:1.Rid ɔl → de win if ɛni bɔlikwipmɛntBɔlDi smɔl bɔl we dɛn trowe na di rod agens di rotɔ. Di nyu bɔl dɛn na ivorine ɔ Teflon, 18–21 mm.Rid ɔl → fɔdɔm pan am, ɛn i de pe 17 to 1 fɔ ɛni bɔl we fɔdɔm de, so 34 to 1 if di tu fɔdɔm. Pan wil wit wan zirowilZiroDi wan grin pɔkit we nɔ ivin-mɔni, dɔzin ɔ kɔlɔm bɛt nɔ kɔba; na usay di kasino advantej kɔmɔt. Dɛn kin kɔl am bak: wan ziro, 0.Rid ɔl →, wan bɔl de fɔdɔm pan yu nɔmba na 72 pan 1,369 pea we gɛt di sem chans, ɛn di tu bɔl na 1. Di bɛt de win 72 × 17 + 34 = 1,258 ɛn i de lɔs 1,296, so di nɛt lɔs na 38 pan 1,369: advantej fɔ 2.78%, smɔl ay pas 2.70%. If dɛn pe 35 to 1 we di tu bɔl kam, i go go bak ɛgzakli to 2.70%. Di pemɔniPeWetin bɛt we win de gi yu, dɛn de tɔk am as “X to 1” ɔn tɔp di bɛt mɔni we kam bak.Rid ɔl → dɛn we dɛn kɔt pan af de na di insay tebul. Di kɔnabɛtKɔnaFɔ nɔmba we de sheb wan kɔna na di bɛt tebul, i de pe 8:1.Rid ɔl → na di trap: wit 3 to 1 i de kɔst 14.7%, we fɛr prays fɔ bi lɛk 3.7 to 1.
Atsay bɛt
RɛdbɛtRɛdIvin-mɔni bɛt pan di 18 rɛd nɔmba. Na Frɛnch: rouge.Rid ɔl → nid di tu bɔl fɔ bi rɛd: (18/37)² = 23.7%, ɛn i de pe 3 to 1. Di bɛt de gi bak 4 × 23.7% = 94.7% fɔ di bɛt mɔni, advantej fɔ 5.33%, tu tɛm di Yuropian nɔmba. DɔzinbɛtDɔzin1–12, 13–24 ɔ 25–36, i de pe 2:1.Rid ɔl → nid di tu bɔl fɔ de insay am, (12/37)² = 10.5%, ɛn i de pe 8 to 1: 5.33% bak. Na so bak fɔ di bɛt se wan bɔl go fɔdɔm pan rɛd ɛn di ɔda pan blakbɛtBlakIvin-mɔni bɛt pan di 18 blak nɔmba. Na Frɛnch: noir.Rid ɔl →, wit ivin mɔni. Ɔl tri de kɔst 1 − (36/37)² = 5.33%, di prays fɔ bɛt we fɔ pas di ziro tu tɛm.
Usay yu go fɛn am
Dɛn sho di gem na di Global Gaming Expo na 2013, ɛn dɛn bin de ple am na di Tropicana na Las Vegas frɔm 2014 pan wil wit dɔbul ziro. De, rɛd de kɔst 10.25% ɛn di 1,200 to 1 jakpɔt de kɔst 16.83%. Layv studio dɛn de rɔn kayn wit wan ziro ɛn dɛn de pe 1,300 to 1 pan di jakpɔt. Dɛn de shut di bɔl dɛn frɔm tyub wit briz we dɛn prɛs, wan smɔl tɛm afta di ɔda; di tɛst dɛn we di kɔmpin we mek am du si se dɛn de shia pɔkitikwipmɛntPɔkitWan pan di 37 smɔl ples dɛn wit nɔmba pan di rotɔ. Dɛn kin kɔl am bak: slot, kɔp.Rid ɔl → lɛk aw chans se.
Aw fɔ ple am, if yu fɔ ple am
Bɛt pan wan nɔmba ɛn splitbɛtSplitTu nɔmba we de nia wan ɔda, i de pe 17:1.Rid ɔl →, we nɔ rich 3%, na di pat we de tɔk tru. Atsay bɛtbɛtAtsay bɛtBɛt pan di bɔks dɛn we de rawnd di grid: dɔzin, kɔlɔm ɛn ivin-mɔni bɛt.Rid ɔl → de kɔst tu tɛm pas Yuropian tebul. Kɔna wit 3 to 1 de kɔst mɔ pas ɛni bɛt pan Amɛrikan wil. Di jakpɔt bɛt na lɔtri tikit we in prays dipen pan di tebul: 4.97% wit 1,300 to 1, 12.27% wit 1,200.
Kwɛstyɔn dɛn
Yɛs. Dɛn de fɔdɔm wan nɔ dipen pan di ɔda, so di tu insay wan pɔkit de apin wan tɛm pan 37 spin pan avrej, ɛn di tu insay wan pɔkit we yu pik wan tɛm pan 1,369. Na dat di jakpɔt bɛt de pe fɔ.
Bikɔs 3.22 to 1 na di fɛr pe fɔ 23.7% chans, ɛn di kasino de kip di difrɛns, 5.33% fɔ di bɛt mɔni.
Fɛr pe fɔ bi 1,368 to 1. Wit 1,300 i de kɔst 4.97%, smɔl lɛs pas rɛd pan di sem tebul; wit 1,200 i de kɔst 12.27%.
Ple wit Mat
Tray dɛn yusɛf fɔs. Ɛni ansa de ayd; opin am we yu rɛdi.
Na dɔbul-bɔlikwipmɛntBɔlDi smɔl bɔl we dɛn trowe na di rod agens di rotɔ. Di nyu bɔl dɛn na ivorine ɔ Teflon, 18–21 mm.Rid ɔl → rulɛt pan wil wit wan zirowilZiroDi wan grin pɔkit we nɔ ivin-mɔni, dɔzin ɔ kɔlɔm bɛt nɔ kɔba; na usay di kasino advantej kɔmɔt. Dɛn kin kɔl am bak: wan ziro, 0.Rid ɔl →, rɛdbɛtRɛdIvin-mɔni bɛt pan di 18 rɛd nɔmba. Na Frɛnch: rouge.Rid ɔl → nid di tu bɔl fɔ rɛd ɛn i de pe 3 to 1, dɔzinbɛtDɔzin1–12, 13–24 ɔ 25–36, i de pe 2:1.Rid ɔl → nid di tu bɔl fɔ de insay am ɛn i de pe 8 to 1, ɛn bɛt pan wan rɛd ɛn wan blakbɛtBlakIvin-mɔni bɛt pan di 18 blak nɔmba. Na Frɛnch: noir.Rid ɔl → de pe ivin mɔni. Wetin mek ɔl tri de kɔst ɛgzakt 5.33%?
Sho di ansa
Ansa Ɛni wan de gi $1,296 bak fɔ ɛni $1,369 we yu bɛt: di prays fɔ pas di ziro tu tɛm.
Tu bɔl pan 37 pɔkitikwipmɛntPɔkitWan pan di 37 smɔl ples dɛn wit nɔmba pan di rotɔ. Dɛn kin kɔl am bak: slot, kɔp.Rid ɔl → de mek 37 × 37 = 1,369 pia we gɛt ikwal chans.
Rɛd pan di tu bɔl: 18 × 18 = 324 pia. $1 we win wit 3 to 1 de bring $4 bak, so di bɛt de gi 324 × 4 = 1,296 bak.
Dɔzin: 12 × 12 = 144 pia wit 8 to 1, we de bring $9 bak: 144 × 9 = 1,296.
Wan rɛd ɛn wan blak: 18 × 18 pia ɛni we, 648 ɔltogɛda, wit ivin mɔni, we de bring $2 bak: 648 × 2 = 1,296.
Ɛni bɛt de gɛt $1,296 bak fɔ $1,369 we yu bɛt. Di lɔs na 73/1,369 = 5.33%. Ɛn 1,296 = 36 × 36: dɛn sɛt ɛni pemɔniPeWetin bɛt we win de gi yu, dɛn de tɔk am as “X to 1” ɔn tɔp di bɛt mɔni we kam bak.Rid ɔl → lɛk se di tu bɔl fɔ mis di ziro, we na 1 − (36/37)². Pan wil wit dɔbul ziro di sem kalkul de gi 1 − (36/38)² = 10.25%.
Bɛt pan wan nɔmbabɛtBɛt pan wan nɔmbaWan nɔmba nɔmɔ, i de pe 35:1.Rid ɔl → pan di dɔbul-bɔl tebul de pe 17 to 1 fɔ ɛni bɔl we lan pan yu nɔmba, so 34 to 1 if dɛn tu lan de. Ɔmɔs i de kɔst pan wil wit wan ziro, ɛn wetin go bring am bak to 2.70%?
Sho di ansa
Ansa 2.78%. If dɛn pe 35 to 1 we di tu bɔl nak, i go bi ɛgzakt 2.70%.
Pan di 1,369 pia, yu nɔmba de pan di fɔs bɔl nɔmɔ na 36, pan di sɛkɔn bɔl nɔmɔ na 36, pan dɛn tu na 1, ɛn pan nɔ wan pan dɛn na 36 × 36 = 1,296.
Wan bɔl: 72 pia wit +17, so +1,224. Tu bɔl: 1 pia wit +34. Nɔ wan: 1,296 pia wit −1. Tɔtal: 1,224 + 34 − 1,296 = −38, advantej fɔ 38/1,369 = 2.78%.
If di dɔbul nak bin pe 35 to 1, di tɔtal go bi −37, ɛn 37/1,369 = 1/37 = 2.70%, di Yuropian prays. Di kasino de kip wan ɛkstra yunitmɔniYunitDi bes bɛt mɔni we sistɛm ɔ pleya de wok wit. Dɛn de ɛksplen prɔgrɛshɔn wit yunit so dat i go wok na ɛni tebul.Rid ɔl → pan 1,369.
Smɔl jok fɔ ɛz di maynd

Insay bɛt de tɔk tru; atsay bɛt de dɔbul di prays.
Usay wi gɛt am frɔm
- Wizard of Odds. “Double Ball Roulette.”
- Ethier, S. N. The Doctrine of Chances: Probabilistic Aspects of Gambling.