How theoretical loss is estimated
Casinos commonly rate table play using an average wager, time, decisions per hour, and an internal edge assumption. Electronic games can usually track exact coin-in. A simplified table-game estimate looks like this:
Actual casino formulas, game assumptions, and reinvestment rates vary.
At a $25 average wager, 60 decisions per hour, two hours, and a 2% assumed edge, theoretical loss is $60. If the casino returns 20% of that figure as benefits, the illustrative comp value is $12.
Face value is not personal value
A $100 room is worth $100 only if you would otherwise pay that amount for the same stay. A buffet you would not buy, an expiring coupon, or restricted free play may be worth much less. Compare benefits with the cash value they replace for you—not the number printed in the offer.
The comp-chasing trap
Suppose $10 of additional expected loss earns $2 of incremental rewards. Playing longer to obtain the reward leaves an expected net cost of $8. A benefit can soften the price of play you already chose, but it rarely justifies extra negative-expectation action.
Free play is not always cash
Promotional credits may require a wager before winnings can be withdrawn, may exclude the original stake, and may be limited to certain games. Online bonuses can add wagering requirements, maximum-bet rules, excluded games, deadlines, and withdrawal caps. Those terms determine economic value.
A better evaluation
- Estimate the realistic cash value of benefits you will actually use.
- Subtract travel, fees, required spending, and additional expected loss.
- Read expiration, eligibility, play-through, and withdrawal terms.
- Never increase time or wager size solely to reach the next tier.
Rewards are best treated as a discount on preplanned entertainment. If a promotion obscures the price of the underlying gambling, return to total action and expected loss first.
This lesson explains general gambling mathematics and uses rounded examples. A game-specific figure applies only to the rules, pay table, strategy, and denominator stated with it. Last reviewed September 20, 2026.