Betting guides
The maths behind the odds, explained with worked examples. No tips and no promises, just what you need to read a price properly.
- How betting odds work How to read decimal, fractional and American odds, work out what a bet returns, and turn any price into a percentage chance.
- Bookmaker margin and payout explained What the margin is, how to calculate it from any set of prices, and how to read the Payout column on our comparison tables.
- Why the best price matters Small price differences add up. See what taking the best available price is worth on a single bet and over a season, with worked numbers.
- Value bets explained What a fair price is, how we find prices above it, and why a value bet can still lose. A plain guide to the Value bets page.
- Why odds move What makes prices shorten or drift, how to read the Dropping odds page, and what a move can and cannot tell you.
- Betting markets explained What match result, moneyline, handicap and totals markets mean, and how pushes and half-point lines work.
- Parlays explained How parlays pay, why the hold compounds with every leg, and how to compare a whole parlay across sportsbooks.
- How to read a welcome offer The terms that decide what a bonus is really worth: stake return, minimum odds, wagering, expiry and payment exclusions.