Even though for various reasons our Bingo clubs have been struggling of late we are still a nation who clearly enjoy gambling on numbers. Take a look at almost every online casino gambling site and you will see a casino games list which often includes several versions of bingo and at least one form of lottery gambling. These online numbers gambling games are possible because of the trust we put in the Random Number Generators which form the basis for almost all the gambling games we play online. There is another numbers gambling game to be found on some online casino gambling sites called Keno, a game which is becoming increasingly popular because it enables the player to influence the degree of risk and reward they wish to take in a similar way to roulette. Keno gambling involves selecting up to twenty numbers from a possible eighty on a grid, and hoping to match as many as possible with twenty drawn by the RNG. The returns obviously depend on the number of correct matches, but are also influenced by the number of initial selections made. If for example a player decides to select less than the maximum twenty numbers and matches say ten from fifteen, the pay-out will be higher than that for ten matches from twenty selections, because the outcome is clearly less likely. Don’t worry if it sounds complicated, the online graphics for gambling on Keno clearly show how the odds are changing as you make your initial selections, so it is very easy to choose the odds you want to play for by adjusting how many selections you make. Keno gambling is great fun and combines the excitement of waiting for the numbers to be drawn like playing bingo, with the choice of risk associated with roulette.