What Are The Probabilities In A Keno Game?

What Are The Probabilities In A Keno Game?

Julie avatar

Written by Julie

Published date · Sept. 11, 2019 |
Last Updated · July 5, 2022 | Read Time: 2 mins


Keno is a lottery gambling game, based on chances, played with cards bearing numbers in a square. You can choose up to 20 lucky numbers ranging from 1 to 80 and placing a bet on them.

If you tested your luck in a keno game, you probably wondered what were the probabilities and odds of winning in this game. Do the odds stack in your favour? Many casino enthusiasts choose at first to play Keno Gambling due to the game’s significant ‘house edge‘, which ranges from ‘less than 4%’ to ‘greater than 35%’.  Calculating keno odds is a bit difficult as you get to choose the number of digits for every round. Nevertheless, let’s take a look at some of the possibilities that you can encounter playing this game. and delve into the keno odds of winning.

Choosing One Number in the Games

Most keno games offer a total of 80 numbers, with 20 numbers being drawn each round. Keno players enjoy picking the numbers, and they can select up to 15 numbers. In other words, they can select just one number and wait for the game to begin randomly choosing numbers.

Let’s say that you choose just one number. The probability of getting that number in twenty takes is 25% as 20 is ¼ of 80. However, if you are playing keno for real money, you probably know that the payout is pretty small if you always choose just one number. For example, if you bet $1, you will get $3 as a reward.

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Play With More Numbers

If you select two numbers, you need to get both of them right to win the prize. We are going to skip the tiresome calculations involving combinatorial functions and get straight to the results. There are 3160 ways to draw two numbers out of 80 and 190 ways to cath two numbers out of 20. When converted to percents, the probability of getting two numbers right is 6.01%. If you bet $1 and get both numbers, you will receive approximately $12.

The probability of catching three is even smaller, and it is approximately 1.39%. The good thing about keno is that it has consolation prizes. In other words, you don’t have to get all of the winning numbers to get a prize. In fact, if you choose three and catch two, there’s still an award for you.

That’s actually the beauty of keno – you get rewarded even if you don’t get all the numbers right! Naturally, the more numbers you choose, the more difficult it gets to get them all right. Therefore, make sure to plan your keno strategy carefully. It is good that even if you do not win the full amount, the lottery may let you win something.