Craps looks complicated because many bets share one pair of dice.

The way through the layout is to separate the contract bets, true-odds additions and higher-cost proposition bets.

Reference point

The standard Pass Line edge is about 1.41%; Don’t Pass is about 1.36%. Taking or laying true odds after a point has 0% house edge on the odds portion itself.

How craps works

Come-out roll, point cycle and settlement.

Bet map & house edge

Compare Pass, Don’t Pass, Place and proposition wagers.

Pass + odds calculator

See how fair odds dilute the edge across the combined money at risk.

Dice probabilities

Why 7 is six times as common as 2 or 12.

Bet-cost intelligence

House-edge denominators

Per bet, per resolution and per roll explained.

Place vs Buy

See how commission timing changes the comparison.

Bet-cost calculator

Convert selected edge benchmarks into dollars.