Casino Payout Calculator: How to Calculate Your Return
A casino payout calculator tells you how much a winning bet returns. To use one correctly, separate total return—the amount paid back to you—from net profit—the amount you gained after subtracting your stake. Then check how the game displays its payout: as odds, a multiplier, or credits on a paytable.
The basic payout formula
When odds are written as “X to 1”, they usually describe profit for every $1 wagered. On a winning bet, your original stake is returned in addition to that profit.
Total return = stake + net profit
For example, a $10 bet that wins at 5:1 earns $50 in profit and returns $60 in total. If the bet loses, the return is $0 and the net result is −$10.
| Winning bet | Stake | Net profit | Total return |
|---|---|---|---|
| Even money, 1:1 | $10 | $10 | $20 |
| Blackjack, 3:2 | $20 | $30 | $50 |
| Roulette straight-up win, 35:1 | $10 | $350 | $360 |
These figures describe the return if the bet wins. A 35:1 payout does not mean a roulette bet is likely to win. Check the rules at the particular table, because game variations and bonus bets may use different payouts.
How to calculate a payout shown as a multiplier
A game may display an award as 3× rather than 2:1 or 3:1. If “3×” means three times your stake in total, a $10 winning bet returns $30 and makes $20 net profit:
Net profit = total return − stake
Do not assume that every “×” label works the same way. Some promotions describe a profit multiplier, while others describe the entire amount paid back. Read the game’s paytable before entering the multiplier into a calculator.
How slot credits convert to money
Slot paytables often list prizes in credits. Multiply the awarded credits by the monetary value of one credit. For example, an award of 25 credits at $0.20 per credit is worth $5. If that spin cost $1 and the displayed award is the entire amount credited for the spin, the net result is $4.
Net result for the spin = cash award − spin cost
Check whether the paytable shows the award for the stake or number of lines you selected. A paytable prize and a displayed account balance are not necessarily the same thing.
Total return versus session profit
A winning bet can pay $60, but that does not tell you whether your casino session is profitable. For a session, compare the amount you cash out with the money you deposited or otherwise brought to play, adjusting for any additional deposits or withdrawals.
If you deposit $100, make no other deposits or withdrawals, and finish with $135, your session profit is $35. That remains true even if you placed $500 worth of bets along the way by repeatedly wagering the same funds.
Does RTP tell you what you will receive?
Return to Player (RTP) is a long-term statistical measure, not a payout calculator for a single spin or session. A game with 96% RTP is designed around an average return of $96 per $100 wagered over a very large number of plays. One person can receive more or less than that amount—or nothing—over a short session.
What to enter in a casino payout calculator
Enter the stake and the exact payout format shown in the game rules. For odds such as 5:1, calculate profit first and add back the stake. For a total-return multiplier such as 3×, multiply the stake directly and subtract it afterward if you want net profit. For slots, use the awarded credits, credit value, and spin cost.
Quick check: A payout is what a particular result pays; net profit is what you gain after accounting for the stake; RTP is a long-term average. Keeping those three figures separate makes the calculation much easier to read.