Odds Converter Decimal, Fraction, American & Probability

4.0 decimal odds are the exact same thing as +300 American odds, 1/3 fractional odds, or 25.00 percent implied odds. Our betting odds calculator is a great tool that can help show you how to calculate potential winnings. In American sports betting, odds are typically expressed with a plus (+) or minus (–) symbol followed by a number.

Who sets sports betting lines?

This allows bettors to wager not only on the winner but over or under the bookmaker’s predicted point spread. The decimal odds number represents the amount the bettor could take home for every $1 wagered—the total payout rather than just the profit. In other words, your stake is already included in the decimal number (no need to add back your stake), which makes the calculation easier.

Value Bets

The only trouble with fractional odds is that it can be quite difficult to compare them, especially if you’re not yet very comfortable with reading them. This means that you might not always be certain of whether one set of odds is better than another. To find winning expert plays we utilize a strategy of going ‘beyond the spread.’ This involves taking into account more than just trends and the injury report. Is there strange line movement, no line movement when there should be or is the wrong team favored? What are some other factors to consider such as the last game of a long MLB or NBA road trip or arriving in town late and playing an early game?

Top 7 Sports Gambling Sites in the US (2025 Updated)

Nonetheless, it’s entirely up to you which odds format you prefer, and most bookies will allow you to set your preferences accordingly. Websites such as Oddschecker compare the odds from the biggest UK bookies to allow you to find the highest odds for whatever you want to bet on. A bookie doesn’t exist to predict the future – its reason for existence is to make money, and it ensures itself profit through its oddsmaking. In each case, though, once you’re used to reading odds in a certain format, it’ll probably feel like the ‘right’ format for you. Higher odds mean that an outcome is considered much less likely to occur, while low odds will indicate that a team or player is the favourite to win. For example, if you place an under bet on a total of 37.5 points, you’re anticipating a low scoring, defensive game.

Legalized Online Sports Betting in the U.S.

With a myriad of options available, it’s important to arm yourself with knowledge and select a platform that aligns with your betting goals and preferences. The integration of online banking within betting platforms has streamlined the deposit and withdrawal process, making it more efficient and user-friendly. With the adoption of online banking by many sportsbooks, bettors can enjoy instant transactions and the security of knowing their funds are handled by established financial institutions.

Elevate Your Sports Betting Game With Oddsportal’s Betting Tools

In other words, Team B needs to win by at least a touchdown for any wagers on Team B to be graded winners. Sportsbooks adjust the odds in this manner to make both sides of any bet look attractive despite perceived differences in the quality of each team. Our editorial team is run by individuals with many years of experience in digital publishing, editorial, and content production. Odds with a negative (-) in front indicate that a team has a higher chance or is favored to win.

• The moneyline bet is a simple wager on who will win the game outright.
• Supports all major formats including decimal, fraction and american.
• Because Odds Shark is available in multiple countries, players don’t have any issues accessing the site.
• Select the “All Sports” button on our main odds page to find out more.
• In NFL odds, a +11.5 underdog can lose by 11 or fewer points (or win outright) to cash your bet.
• Team B (the favorite) requires the bettor to risk $286 for every $100 in winnings, or $2.86 for every $1.00.
• In this player prop, you’re betting on the number of points that James Harden will score in a game.

NHL First-Period Totals Betting Report:

To start with, they come in two different formats, depending on the likelihood of an outcome. Bookies manipulate their odds to guarantee themselves profits (more on that later), often resulting in a skewed set of odds for many events. Below, we’ll break down the different types of NFL odds and how to approach wagering on American football to get you up to speed. A point total bet, also referred to as an over/under, is a wager on the total number of points to be scored in a game. The point spread is the other common way to bet on the outcome of a game.

Online Sports Betting & Analysis

For bettors who value quick and reliable payouts, Sportsbetting.ag is the ideal choice. Whether you’re cashing out after a big win or just need to withdraw your funds, this platform delivers speed and efficiency. While there is money to be made in sports betting, it’s important to be smart about your approach and only make responsible decisions. It is always suggested to set a limit for yourself and stick to that limit.

• Without further ado, here are the top 7 online sports betting sites in the U.S. for 2025.
• If you think the combined score for both teams will be 104 points or less, you would bet the UNDER.
• For example, if a team is -5.5, they need to win by 6 or more points to win the bet.
• Most sites offer bonuses on your first deposit, which can significantly enhance your initial bankroll.
• Sports betting has gained immense popularity in recent years, transforming into a captivating experience for millions worldwide.
• Betting on the underdog with the point spread allows that team to lose the contest, as long as it’s not by more than the posted number.
• The potential profit for a Milwaukee win would be even higher because you could make a profit of $700 ($100 x (7/1)).
• Whether it’s Grand Slam events like Wimbledon, the US Open, the Australian Open, or prestigious tours such as the ATP and WTA, you’ll find odds for every major competition.

Sportsbook Reviews

If you are looking to play the favorite on the moneyline, the number you see is the number that you need to lay in order to win $100. Say you’re using our free NFL picks and are betting on a -200 favorite, you need to lay $200 to profit $100, and you would collect $300. If you are betting on the underdog, the number that you see is the amount that you would win off a $100 bet. A $100 bet on a +200 underdog would profit $200 and you collect $300.The easiest bet out there, but also the most difficult to separate your heart from your brain. The legal landscape of online sports betting in the U.S. has undergone significant changes in recent years, with a growing number of states embracing the industry.

Converting Fractional Odds to Implied Probability

This allows them to ensure that they make their profit regardless of the outcome of that event. Moneyline odds are probably the most awkward to convert to probability, as you have two different calculations to perform depending on whether the odds are positive or negative. Decimal odds are perhaps the easiest to convert to probability – the formula is simply ewallet review 100/odds. For each type of odds, there’s a different calculation you can use to work out the probability (though you can again simply use an odds converter). If you bet on the Knicks, then they would have to win by four points or more. If you bet on the Celtics, they would need to win outright or lose by three points or less for you to win your bet.

What is the moneyline?

Decimals are a great introduction for those wishing to read sports odds, but you need to understand the math behind it. Also known as British odds, fractional odds are quite simple to calculate. If you bet $10 on a team with a price of 5/1, then a $10 winning wager would pay out $50.

States with Legal Online Betting

If the Chiefs are victorious, you will win $100, for a total payout of $860 (initial stake of $760 + profit of $100). The site’s user interface is intuitive, with a focus on providing a seamless betting experience. Whether you’re looking to place a quick bet or engage in in-depth market analysis, MyBookie’s platform supports your betting journey with efficiency and ease. With a commitment to user satisfaction and an ever-expanding array of betting options, MyBookie is a strong contender in the online sportsbook space.

If you’re new to sports betting, EveryGame provides an easy entry point into the world of online gambling. What’s more, you can look forward to even more betting odds, lightning-quick live odds, and all the sportsbook access you could possibly want. We also deliver the most honest and transparent reviews on the best sports betting sites.

Online Gambling Sites

Recent legislative changes have further shaped the sports betting landscape in the U.S. North Carolina and Vermont began their online sports betting operations in March and January 2025, respectively, marking significant milestones in the expansion of legalized sports betting. Vermont, in particular, went live with online sports betting on January 11, 2025, opening up new opportunities for bettors in the state. Sports betting has gained immense popularity in recent years, transforming into a captivating experience for millions worldwide. The thrill of predicting outcomes and the potential for lucrative returns has drawn many enthusiasts into the fold.

Which sports gambling site offers the best bonuses and promotions?

One key strategy is to watch for momentum shifts within a game, which can often signal an opportunity to place a favorable bet before the odds adjust. Similarly, being aware of game context—such as a team’s tendency to perform better in certain periods—can inform your live betting decisions. Not only does this type of betting cater to sports bettors watching the game live, but it also serves those following the action via updates or commentary. As the markets adjust to on-the-field events, bettors are given the chance to capitalize on shifts in momentum, player performance, and other in-game factors.

• Bovada is another top contender, providing an immersive live betting experience with in-app streaming for select sports.
• Whenever a major sporting event occurs, we have odds available or can direct you to someone who does, helping you make informed decisions on how to spend your money effectively.
• With its combination of a simple interface and attractive bonuses, EveryGame is the perfect platform for beginners looking to start their sports betting journey.
• This extensive range allows you to tailor your betting strategy to your preferences and expertise.
• Fractional odds can be a bit trickier to calculate quickly, but they’re favored by many bettors for how clearly they represent the risk-reward ratio.
• The numerator (top number) indicates how much you’d win, while the denominator (bottom number) represents the stake.

Soccer Odds & Lines

Fractional odds are a traditional format, commonly used in the UK and Ireland. They’re expressed as fractions, like 5/1 or 7/2, showing the ratio of profit to the original stake. So, odds of 5/1 (read as “five to one”) mean you’d win $5 in profit for every $1 you bet. For example, odds of -150 mean you’d need to wager $150 to win $100.

Our experts analyze everything from trends, injuries, weather, and countless other data points for hours each day to give you the best sports predictions. In this player prop, you’re betting on the number of points that James Harden will score in a game. You can bet OVER or UNDER the oddsmaker’s line of 30.5 points for The Beard.

• This bet has a outcome, which means the winner expects to get $40 in total, which is typically how it should go.
• To find winning expert plays we utilize a strategy of going ‘beyond the spread.’ This involves taking into account more than just trends and the injury report.
• The higher the total payout (i.e., the higher the decimal odds), the less probable it is that the candidate will win (in the bookmaker’s opinion), and the riskier the bet is.
• These platforms are renowned for offering a comprehensive range of sports betting options, catering to both novice and seasoned bettors.
• The favored team’s odds in a matchup are displayed with a negative sign (-) and indicate how much needs to be wagered per $100 in winnings.
• In summary, the world of online sports betting offers a wealth of opportunities for excitement and potential profits.

BetOnline is another top contender, known for its wide range of betting options and responsive design, making it easy to post player and game props quickly. Armed with an understanding of what makes a great online sports betting site, let’s spotlight the top contenders of 2025. These sites have been handpicked based on their exceptional user experience, diversity of betting markets, and attractive bonuses and promotions. First and foremost, user experience sets the tone for your entire betting journey.

• These features ensure that you can place bets quickly and efficiently, find the bets that best suit your strategy, and enhance your overall betting experience.
• We provide the latest odds across a wide variety of sports and markets.
• BetOnline’s commitment to staying ahead of the curve means that bettors can always expect a fresh and engaging betting experience.
• Higher odds mean that an outcome is considered much less likely to occur, while low odds will indicate that a team or player is the favourite to win.
• Everything on our site is set up in such a way that customers of all levels can find value in what we offer.
• Our extensive research has led us to the top 7 sports gambling sites for 2025, including the best sports betting site.
• Online sportsbooks have become a preferred choice due to their convenience and accessibility, allowing users to place bets from home or on the go.

Sportsbooks do this to discourage bettors from betting much on the favorite. For example, let’s say the Browns are in the Super Bowl and projected to win with odds of -500. If the odds are +130, you’ll win $130 if your bet of $100 or more wins. The site also offers a variety of withdrawal options, including traditional banking methods and cryptocurrencies, catering to different user preferences.

Whether you’re engaging with US betting sites or sports betting Canada apps, we’ve got you covered with honest and detailed sportsbook reviews of the most reliable platforms. Sign up with established and new brands offered in your region with confidence and keep current with breaking betting news and market insights. Stay ahead of the game with sharp analysis, expert picks, and detailed matchup previews. Get real-time betting lines, NFL odds, NBA odds, NHL odds, MLB odds, and more for marquee events, including the Super Bowl, March Madness, and the Masters. Missouri sports betting apps such as DraftKings Missouri and FanDuel Missouri are expected to be legally available in 2025.

These platforms have distinguished themselves through a combination of user-friendly interfaces, extensive sports coverage, and generous promotions. For instance, BetUS Sportsbook is rated as one of the best online betting sites in the U.S., offering a wide range of sports and betting options. Each team is given a separate numerical value for bettors to wager on — these are the NBA odds for moneyline betting. Oddsmakers and NBA sportsbooks determine these game lines based on how the two opponents match up. Each number is displayed with either a minus sign (-) or a plus sign (+) in front of it, indicating the favorite and underdog respectively.

Covers leads the way in delivering trusted sports betting insights and analysis for 30 years and counting. Our experts rigorously test and only recommend sportsbooks that meet our high standards. Backed by our in-house Covers BetSmart System, we provide all the tools you need to make smarter bets. Decimal odds are the simplest format for many bettors, popular across Europe, Canada, and Australia. They show exactly how much you’ll get back for every dollar (or unit) wagered, including your original stake.

AceOdds provides the most comprehensive and reliable suite of bet calculators, with over 50,000 bets calculated daily. Trusted by independent bookmakers and punters to work out returns, you can be sure that the calculations are accurate. Where possible, it’s best to look for odds of at least 5, or even higher still, to maximise your profits. This will also increase your liability at the exchange, though, so double check to make sure you’ve got sufficient bankroll to cover your lay bet. For a qualifying bet, you should look for relatively low odds where possible. You do need to make sure that your qualifying bet is higher than the minimum odds set in the bookie’s terms for the offer, however.

Players must be 21 years of age or older or reach the minimum age for gambling in their respective state and/or country where online gambling is legal. The favorite will carry negative odds (-), while the underdog will have a plus sign (+) next to their name. As sports betting becomes legal in more and more areas, we are there and keeping tabs on the latest developments.

A -120 means they’re the favorite, requiring a $120 wager to win $100. Moneylines are perfect for beginners or anyone who prefers straightforward outcomes – just back your pick and hope for a victory. Our in-depth guides teach you how to read American odds, decimal odds and fractional odds. We have provided clear examples to help you fully grasp what sports betting odds entail. The most popular NFL odds betting options include the point spread, total points, the moneyline and prop bets. The best sportsbooks have already released odds on the full slate of Week 1 games.