Fractions, decimals and moneylines all describe the same thing: how likely an outcome is and what it pays. Learn to read each, convert between them and spot the bookmaker's margin.
Read moreRoger Federer won around 54% of his points and 82% of his matches. Tennis scoring is an amplifier, and understanding it changes how you read every tennis price.
Read moreEvery price you take carries a hidden toll. Here's how to measure the bookmaker's margin, strip it out and see the fair odds the market really believes, using four methods on one match.
Read moreAmericans are trading sport like stocks, and the courts can't agree whether it's betting. Here's how Kalshi and Polymarket event contracts work, and where UK punters stand.
Read moreHe's scored in four straight, so he's a cert for a fifth. Forty years of research says the hot hand is real, it's small, and punters pay far too much for it.
Read moreYour banker hits the woodwork twice and loses 1-0 to a bottom-three side. That is football working as designed, and it can be measured. Here is how luck compares across the major sports.
Read moreA Monday bet at 2.60 that closes at 2.40 is a good bet, even when it loses. Here is how to measure closing line value, why it beats results and why soft books limit those who get it.
Read moreFifty-five winners from a hundred looks like genius, yet nearly one in five coin-flippers would match it. Here's how yield, sample size and survivorship bias separate skill from a lucky run.
Read moreSpain have just hit 2287, the highest World Football Elo rating ever. Here is the chess maths behind it, a worked Arsenal v Man City price and how to use Elo as a bettor.
Read moreBacking 2-1 at 8/1 feels like a bargain until the 94th-minute consolation goal. How correct score betting works, why the margin bites and how to play it sensibly.
Read moreYou're playing great and the bankroll is still sliding. Welcome to poker variance: the maths, the buy-in rules and the mindset that get you through the bad runs.
Read moreLearn the maths behind betting: probability, odds conversion, expected value and value betting, with worked examples you can check yourself.
Read moreBack two or three runners, split the stakes by the odds, and collect the same profit whichever one wins. Here's how dutching works, with worked examples and the traps to avoid.
Read moreThink like a fund manager, not a punter with a hunch: spread your bets, size stakes with fractional Kelly and track the numbers that matter.
Read moreCashing DFS tournaments doesn't mean you'll beat a bookmaker. The rake, the variance and the bankroll rules all change, and so does the mindset.
Read moreFive losses in a row doesn't mean a win is coming. Why "due for a win" thinking costs bettors money, what the maths really says and how to bet without it.
Read more