Super Roulette Strategy - Version 5.02 Super Roulette Strategy: Winning Free Roulette Systems. The FREE winning roulette systems in this collection are based on mathematics of Fundamental Formula of Gambling (FFG) and betting progressions. Accompanied by unique, dedicated software.A) The probability p for a single zero roulette game is: p = 1/37 = 0.027.We apply the Fundamental Formula of Gambling to one value of DC (degree of certainty): 66.6% (or 2/3, 2 out of 3 cases). For DC = 66.6%: N = 40.4 (rounded up to 41 spins). There is a 66.6% (2 in 3) chance that each roulette number will repeat after 41 spins. Equivalently, there is a 66.6% chance that the next spin will be a number that also appeared within the last 41 spins. B) The probability p for a double zero roulette game is: p = 1/38 = 0.026.We apply the Fundamental Formula of Gambling to one value of DC (degree of certainty): 66.6% (or 2/3). For