Scratch cards are a familiar sight, from supermarket counters to online games, but what are the real chances of finding a prize?
Understanding the odds helps clear up common misunderstandings. There is more to it than a single number printed on the card, and a little context goes a long way.
This guide explains how scratch card odds work, what key terms mean, how prize tiers and Return To Player (RTP) fit together, and how to read the information on each scratch card. It also covers comparing different cards, expected value, and the myths that tend to cloud the picture.
Read on to learn more.
How Do Scratch Card Odds Work?
Scratch card odds show the chance of a winning scratch card within the total number produced for a specific game. These odds are set before printing and do not change during the game’s lifespan.
When odds are shown as “1 in 4”, it means that, across the entire print run, one in every four scratch cards expected to be a winner on average. It does not mean every fourth scratch card wins. Winning and non-winning cards are mixed at random, so it is possible to buy several in a row without finding a prize.
Each prize tier, from small amounts to the top prize, has its own odds. Lower prize amounts usually have better odds because there are more of them.
Common Terms Used In Scratch Card Odds
Understanding scratch card odds may seem confusing at first. Below are some of the terms players might see, along with simple explanations:
- Odds: The chance that a scratch card contains a prize, often written as “1 in X”. For example, “1 in 4” means one winning card for every four printed, on average.
- Prize Tier: A group of prizes at the same value, such as £5 or £10,000. Each tier has its own odds and number of winning scratch cards.
- Return To Player (RTP): The percentage of all money spent on a game that is paid back as prizes to players, on average, over time. An RTP of 70% means £70 is returned in prizes for every £100 spent across all players.
- Jackpot: The largest prize available in the game. There are usually only a few jackpot scratch cards.
- Prize Pool: The total amount of prize money available in a particular game.
With the key terms in place, it is easier to see how the numbers for each tier are worked out.
How Are Odds Calculated For Each Prize Tier?
Odds for each prize tier are based on the number of prizes at that level and the total number of scratch cards printed.
For example, if a game has 1,000,000 scratch cards and 10 prizes of £10,000, the odds for that tier are 1 in 100,000. That means there is one £10,000 prize for every 100,000 scratch cards across the full print run.
Lower tiers typically have many more prizes. If there are 100,000 prizes of £5 in a print run of one million, the odds of a £5 prize would be 1 in 10.
These figures are calculated using the total number of scratch cards produced, not how many remain on sale. The numbers you see on the packaging are drawn from these calculations, which leads neatly to how to read them on a scratch card.
How To Read The Odds Printed On A Scratch Card
Scratch cards usually show odds on it or its packaging, such as “Overall odds: 1 in 4.” This figure reflects the average chance that any scratch card contains a prize across the entire batch. It is not a pattern that repeats every few scratch cards.
Some games also publish a breakdown by prize tier, listing the odds of winning £5, £10, or the top prize. The fine print may include how many top prizes were originally available and how prizes are distributed across tiers.
Checking this information helps set expectations before buying. Once you know where to find it, the next piece of the puzzle is how RTP sits alongside odds.
What Is Return To Player (RTP) And How Does It Relate To Odds?
RTP is the percentage of total stakes that is paid back in prizes over the long term. For instance, an RTP of 70% means that, across all scratch cards played, £70 is returned in prizes for every £100 spent.
It is a theoretical average calculated across the full print run, not a promise for any single scratch card. Individual outcomes can be higher or lower than the overall return.
RTP and odds describe different parts of the same picture. Odds explain the chance of a particular prize, while RTP shows how much of the total money taken in is paid out across all prizes.
With those two measures in mind, comparing different games becomes more straightforward.
How To Compare Odds Between Different Scratch Card Types
Scratch card games vary in odds, prize distribution, and scratch card price. A useful starting point is the “overall odds of winning” printed on each card, as it shows how often prizes appear on average.
Beyond that, look at the odds for specific prize tiers. Some games make small wins more common, while others concentrate value in fewer, larger prizes. A published prize breakdown reveals where most scratch cards fall.
Price also plays a role. Higher-priced cards can offer better odds or higher prizes, but the cost to take part is greater. Weigh up both the chances and the prize spread, not just one headline figure. If you want a single number that blends these ideas, expected value offers a simple way to compare like-for-like.
How To Calculate Expected Value For A Scratch Card?
Expected value estimates the average return per pound spent on a scratch card. It combines each possible prize with the chance of winning it, then sums those results.
Take a £2 card with a 1 in 5 chance of £5 and a 1 in 100 chance of £100. The expected return is:
(£5 × 1/5) + (£100 × 1/100) = £1 + £1 = £2
This figure is then compared with the scratch card price. In most games, the expected value is lower than the cost of the card, which is how prizes and running costs are funded.
Expected value fits alongside odds and RTP: odds show how often prizes appear, RTP shows the long-term proportion paid back, and expected value expresses the average return on a single scratch card in pounds and pence.
How Do Prize Pool And Scratch Card Quantity Affect Your Chances?
Prize pool and scratch card quantity work together. A larger prize pool means more money is available to be paid out. If the number of scratch cards is also large, the chance of hitting a specific prize does not necessarily improve.
The odds for each tier come from the number of prizes at that level divided by the total scratch cards printed. A smaller game with the same prize pool can offer better odds than a larger one, while a game with millions of scratch cards and only a handful of top prizes will make those top prizes rare.
Understanding this balance helps make sense of the headline numbers and why two games with similar top prizes can feel quite different.
What Common Myths About Scratch Card Odds Are Wrong?
Several ideas persist that do not match how these games are designed. Buying multiple scratch cards from the same pack does not increase the chance of a prize on the next one. Each scratch card's outcome is independent of the previous scratch card.
Another misconception is that certain shops sell more winning scratch cards. Distribution is intended to be random across retailers, so no outlet consistently sees a better mix.
Some believe the way a scratch card is scratched, or the day it is scratched, can make a difference. Outcomes are set at the time of printing, so nothing done after purchase changes the odds.
Finally, “overall odds” are often misread. They are an average across the full print run, not a pattern that repeats in a fixed sequence.
With the myths set aside, the next step is knowing where to find reliable figures.
Where Can You Find Official Odds And Remaining Prize Information?
Official odds are usually shown on the scratch card or its packaging. Retailers often display this information so it can be checked before buying.
For fuller detail, official websites for the National Lottery and other scratch card providers often list prize breakdowns, original odds by tier, and the number of remaining prizes. Some games also provide leaflets or posters near the point of sale. Staff at licensed retailers can usually direct you to these sources if needed.
If you choose to play, keep it within your means and treat it as optional entertainment. If gambling starts to affect your well-being or finances, support is available through independent organisations such as GamCare and GambleAware, which offer free, confidential help.
**The information provided in this blog is intended for educational purposes and should not be construed as betting advice or a guarantee of success. Always gamble responsibly.