Category Archives: No-Limit Holdem

The Rule of Two and Four

The simplest way to calculate odds in Texas holdem is by using the rule of two and four. It’s not perfect, but it’s close enough in most cases and definitely the best way to know the odds quickly at the table. Here’s how the rule of two and four works.  On the flop, you can calculate the odds of making a draw by the river by multiplying the number of outs, or cards that will make your hand, by four. With only one card to come, whether you are on the turn, or on the flop but expecting your opponent to go all-in on the turn, you can estimate your odds of making your hand by multiplying your outs by two. So… If you have a flush draw,...
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