Lucky 15 Sports Calculator
15 bets on 4 picks — one winner pays.
How to Use This Calculator
- Pick how you want to enter odds: Decimal, Fractional, or American
- Type in your unit stake (what each individual bet costs)
- Add the odds for all 4 of your selections
- Mark each selection as Won, Lost, or Void
- Check your total return, profit, and the breakdown by bet type
Formula
A Lucky 15 consists of 15 bets on 4 selections:
- 4 Singles: A, B, C, D
- 6 Doubles: AB, AC, AD, BC, BD, CD
- 4 Trebles: ABC, ABD, ACD, BCD
- 1 Four-fold: ABCD
Total Stake = 15 × Unit Stake
Just one winner guarantees a return from the singles.
Frequently Asked Questions
What's a Lucky 15 bet?
A Lucky 15 is a 15-bet system over 4 selections: 4 singles, 6 doubles, 4 trebles, and 1 four-fold. Because singles are part of it, even a single winner guarantees you some return.
Do Lucky 15 bets come with bonuses?
Lots of bookmakers add bonuses to Lucky 15 bets, like double odds for a lone winner or a percentage boost if all 4 selections come in. Check your bookmaker to see what’s on offer.
How much does a Lucky 15 cost?
A Lucky 15 is 15 times your unit stake. So a $1 unit stake means a $15 bet, while a $5 unit stake comes to $75.