The Contra D’Alembert Roulette System

The Contra D’Alembert Roulette System is actually the reverse betting system for betting in a game of Roulette. It is a progressive betting system which requires the players to increase their bets each time they win and decrease it each time they lose.

There is, of course, a benefit of taking it slow. It keeps the players aware of their bankroll and keeps winning as they play.

Contra D’Alembert Roulette System

How to make use of The Contra D’Alembert Roulette system

Very similar to the original D’Alembert Roulette system, Contra D’Alembert Roulette System calls for a start when a player makes his first win on the table. As the wheel spins and lands on the number of, the player needs to increase the betting amount by one unit. And every loss makes a decrease in a unit of betting. Here are the steps to follow:

  • Bet 1 unit on a normal ‘even chance’ round of play.
  • If you win, increase your bet by one unit.
  • If you lose, subtract one unit from your bet.
  • Continue until you recover the loss or achieve a balance
  • Once you start making the profit, start with the increase in 1 unit again.

Why choose an even chance to bet, to begin with!

Even chance bet is actually the bet where the probability of winning or losing is 50-50. These bets include red/black, 18/18, or betting on an odd/even system. The payout is lowest in these rounds but the probability of winning is high. Therefore let a player have a brighter chance at betting and beginning with the strategy.

Betting at progress with Contra D’Alembert Roulette system

To successfully win over an original session of the game, here is a near to real scenario of what shall happen when the betting system is applied to a game.
Let your initial bet be C$5 and the most bearable lost be $250. We begin with a streak of 4 losses and then a streak of wins. The picture would look similar to the table.


Total Bet Win/Lose Units bet Net Profit/Loss
$5 Lose 1 -$5
$10 Lose 2 -$15
$15 Lose 3 -$30
$20 Lose 4 -$50
$25 Win 5 -$25
$20 Win 4 – $5
$15 Win 3 + $10

Clearly, in a seven-round game of Roulette the player is able to win double the initial bet.

Does Contra D’Alembert Roulette Work?

It is tough to answer in affirmative if the system works well in all situations of a game. Because it takes into consideration the streaks of the winning or losing rounds, it might sometimes take a lot of time for the players to get their initial betting back. The recovery of loss might take time resulting in bankroll getting over.

But if a player notices a game in the process they will know that after every streak of loss there come a streak of wins. It’s about the patience that the player puts on the thorough application of the strategy that they get to take due advantage of it.

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Author: Richard

Posted On: 14/03/2019

The Contra D’Alembert Roulette System
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