Lucky 15 calculator
Enter 4 decimal odds and a stake. Tick which selections won. Instant return + breakdown.
Tick the “Won” checkbox next to each selection that wins to calculate your return.
Returns shown are based on decimal odds you enter. Bookmaker Lucky 15 bonuses (e.g. double the single return if only one selection wins) are notincluded — check individual bookmaker T&Cs. Information only · 18+ · GamCare 0808 8020 133 · GAMSTOP
How to use this calculator
- Enter the decimal odds for each of your 4 selections (e.g. 2.50).
- Set your unit stake — this is the amount per individual bet. Total cost = stake × 15.
- After the events settle, tick “Won” next to each winning selection.
- The calculator shows your total return, profit or loss, and a breakdown by bet type.
The Lucky 15 bonus most bookmakers offer (double returns if only one selection wins; +10% if all four win) is notincluded — add it on top of the figure shown. Always check your bookmaker’s specific T&Cs.
What is a Lucky 15?
A Lucky 15 is 15 bets from 4 selections: 4 singles, 6 doubles, 4 trebles and 1 four-fold accumulator. Because singles are included, even one winning selection returns something. Total stake = unit stake × 15.
Full guide: What is a Lucky 15 bet? → · Today’s Lucky 15 tips →
Frequently asked questions
- How does the Lucky 15 calculator work?
- Enter 4 decimal odds and a stake, then tick which selections won. The calculator checks all 15 bet combinations and totals the returns from any winning bets.
- What odds format does the calculator use?
- Decimal odds (e.g. 2.50). To convert from fractional odds: decimal = (numerator ÷ denominator) + 1. Example: 6/4 = 1.5 + 1 = 2.50.
- Does the calculator include the bookmaker bonus?
- No — it shows the base mathematical return. Most UK bookmakers add a bonus (double the single return if only 1 wins; ~10% bonus if all 4 win). Add this on top and check your bookmaker’s T&Cs for exact terms.