Odds Plus Minus Meaning

Understanding how to read odds is crucial to betting on sports. This guide will teach you how to read odds for moneyline, total, and spread bets. We will be looking at American, decimal, and fractional odds, which are three different ways of writing the same odds.

Odds worse than -110 as we discussed can hurt your breakeven percentage and should be taken into account even when betting spreads. On the other hand, underdog plus odds will help your bottom line. American Odds are convenient and fast once you get accustomed to them. Just like any other format, it is all personal preference. Jul 30, 2010 An easier way to understand these odds is if you convert them to decimal odds. To convert -160 to a decimal odds divide 160/100+1 = 1.625. Then all you have to do is take your wager and times it by the decimal odd. So if you wagered $20 x 1.625 = return of 32.50 (Profit of 12.50). To convert a '+' odd to a decimal take +140 (+100 / 100) = 2.40. The minus sign shows you which team is favored. When you bet on the favorite you get worse payout odds on your bet since they’re more likely to win. The team with a negative number (like -110) is the favorite. The number next to the minus sign is the amount you must bet to win $100 in profit.

What are Odds?

Odds represent the likelihood of an outcome occurring. In sports betting, each team is assigned odds that represent the likelihood of them winning the game. When the odds for two teams are even, meaning 1 to 1, it means that each team is equally as likely to win the game. If Team A is assigned 2 to 1 odds, it means Team B is twice as likely to win. If Team A is assigned 10 to 1 odds, it means Team B is ten times as likely to win.

Odds are typically expressed with a positive or negative sign in front of them and are not written as 2 to 1 or 3 to 1.

How do Plus and Minus Odds Work?

In a betting line between two teams, the team expected to win, or favorite, will have minus or negative odds. This means for every dollar wagered, you will earn less than a dollar if your bet wins. The team expected to lose, or underdog, will have positive or plus odds. This means for every dollar you wager, you will gain more than a dollar if your bet wins.

The table below shows an NHL game where the Boston Bruins are favorited to beat the St. Louis Blues.

TeamOddsAmount WageredTotal Payout
Boston Bruins-150$1$1.67 ($1 bet + .67 cent won)
Boston Bruins-150$10$16.67 ($10 bet + $6.67 won)
St. Louis Blues+130$1$2.30 ($1 bet + $1.30 won)
St. Louis Blues+130$10$23 ($10 bet + $13 won)

American Odds

American odds are what you will see displayed on almost every sportsbook. Just like the metric system, dates, and miles per hour (mph), Americans do things differently when it comes to betting odds. Take a look at this standard slate of betting odds from for an MLB game.

TeamSpread (Runline)MoneylineTotal
Chicago White Sox+1.5 (-115) +140 Over 9.0 (-120)
Los Angeles Angels-1.5 (-105)-120Under 9 (-105)

The first thing you will notice when reading odds will be that:

  • Odds have either a plus or minus in front of them
  • Odds are in terms of 100

Betting Odds are written in terms of 100 as an industry standard. The easiest way to think of the plus and minus signs is as follows. If it is a plus, you will receive more than a $100 payout on a $100 bet. If it is a minus, you will have to bet more than $100 to win a $100 payout.

Thankfully, you can view your potential winnings on each bet before placing it at an online sportsbook. That said, it is beneficial to understand the betting odds.

Moneyline Bets

Definition of bet: A moneyline bet is a wager on which team will win the game outright. Both the favorite and the underdog are given odds to win the game. Read the chart below to get started on reading odds for the following game:

Green Bay Packers (-150) vs. Detroit Lions (+130)

Moneyline OddsHow to Read itWhat it Means
Lions +130Lions plus 130By betting $100 you will win $130 if the Lions win
Packers -150Packers minus 150To win $100, you must wager $150 on the Packers to win

Spread Bets

Definition of bet: A spread bet is a wager on which team will cover the spread or point spread.

Odds plus minus meaning math

How to read spread odds for the following game: Los Angeles Lakers +5 (-110) vs. Houston Rockets -5 (-110)

Spread OddsHow to Read itWhat it Means
Lakers + 5 (-110)Lakers plus 5 points at minus 110 oddsThe Lakers must win the game, or lose by less than 5 for you to win your bet
Rockets -5 (-110)Rockets minus 5 points at minus 110 oddsThe Rockets must win the game by more than 5 points for you to win your bet. A tie is a push, meaning you don't win or lose.

Total (Over/Under) Bets

Definition of bet: A total bet focuses on how many points are scored, regardless of who wins the game. After a total point score has been set, bettors can wager on whether the actual score of the game will be over or under the set point score.

How to read over/under odds for the following game:

New York Yankees vs. Boston Red Sox Over 7 (-115) Under 7 (-110)

Total OddsHow to Read it
Over 7 (-115)In order to win $100, you must bet $115 on the overall combined run score to be higher than 7
Under 7 (-110)In order to win $100, you must wager $110 on the total combined run score to be less than 7

Keep in mind for both spreads and totals that if the game ends in a draw for the bet (Yankees 4, Red Sox 3), then you get your bet back but do not win or lose any additional money.

Fractional Odds

Fractional odds are used more commonly in parts of Europe, as well as in horseracing. To calculate fractional odds, you have to do some mental division or enter your desired amount and see what the sportsbook shows as your payout! Here are some odds for a fictitious horse race and how you go about reading them.

Horse NameOddsHow to Read itYour BetYou Win
Laser Focus15/1Fifteen to one$10$150
American Pride7/2Seven to two$10$35 (10 x 3.5)
Green Eggs3/5Three to five$10$6 (10 x .6)

In this race, where we only have three horses, you can see Laser Focus is the underdog, while Green Eggs (no ham) is the favorite. A lot of sportsbooks offer a fractional view if you prefer it to the American odds.

Decimal Odds

Decimals odds are used more commonly in parts of Europe. When using decimal odds, the underdog has the higher of the two numbers, while the favorite has the lower of the two. To calculate decimal odds, you can use the following equation.

Return = Initial Wager x Decimal Value

Example: Let’s say the Arizona Diamondbacks 2.00 are playing the Chicago Cubs 1.90

TeamYour BetYour ReturnYour Profit
Arizona 2.00$1$2$1
Chicago 1.90$10$19.09$9.09

A lot of sportsbooks offer a decimal view if you prefer it to the American odds.

In conclusion, American odds are almost always displayed at any United States sportsbook, while fractional and decimal odds are almost always displayed at any sportsbook outside of the United States. Check out our Guides Page to see where sports betting stands in your state!

Why do Odds Matter in Sports Betting?

The odds are essential when selecting a sportsbook because they affect your money. If you choose a sportsbook with poor odds, you will end up wasting money every time you place a bet. Let’s say you bet $10 on the Vikings moneyline at -200 at one sportsbook. If you win your bet, you pocket $5. If you went line-shopping and found the same bet for -175 at another sportsbook, you would pocket $6, $1 more. Understanding betting odds allows you to decipher between good and bad odds.

Look at the odds below offered on five games from the 2019 NFL Season. Odds from five different sportsbooks are shown. You'll notice each sportsbook offers different odds for each game. If you were betting on these games, you would be able to find the best odds for your desired bets. Using this strategy of line shopping will allow you to save money while betting on games.

How to Use Odds to Calculate Implied Probability

Odds can be used to calculate the implied probability of a team winning or losing a game. You can use a simple math equation to understand what the sportsbook thinks the probability of each team winning is. For positive odds, probability = 100/(odds + 100). For negative odds, probability = odds/(odds – 100).


TeamOddsImplied Odds of WinningImplied Percentage
Miami Heat+130100/(130 + 100) = .434743.47%
Chicago Bulls-110-110/(-110 - 100) = .523852.38%

If you think the Chicago Bulls have a 70% chance of winning, then betting on them would be considered a smart bet.

The process is simple, but If you don’t feel like doing the math, use ESPN’s gamecast preview: preview or Action Network’s odds calculator.

Odds FAQ

What does a negative point spread mean?

In a professional sports matchup a point spread is given to each team for sports betting purposes. When a negative point spread is given to a team, it means they are favorited to win the game. When a positive point spread is given to a team, it means they are not expected to win the game.For example, if the Kansas City Chiefs are minus three (-3) against the Los Angeles Rams (+3), then it is expected that the Kansas City Chiefs will win the game and that Los Angeles will lose.

What do odds of +200 mean?

Odds of +200 mean 2 to 1. For every $1 wagered on a team with +200 odds $2 will be paid out. Odds of +200 are greater are offered on teams that are NOT expected to win a game.

How do parlay odds work?

A parlay bet is a group of spread, moneyline, or total bets combined into one bet to increase the payout odds. In order for the parlay to win, each separate bet has to win. Parlay odds offer bigger payouts than normal odds because they are riskier since each individual bet has to win.

Here is an example of a standard parlay payout table based on true odds. What this means is exact payouts are shown for wagers at -110 odds, where a bet of $110 wins you $100.


Parlay SizePayouts
2-Team2.645/1
3-Team5.958/1
4-Team12.283/1
5-Team24.359/1
6-Team2.645/1
7-Team91.424/1
8-Team175.446/1
9-Team335.852/1
10-Team642.082/1
11-Team1226.701/1
12-Team2342.793/1

Methodology

For the BettingBuck.com annual best online sportsbooks review published in 2020, a total of 2,300 data points were collected over six months and used to score sportsbooks. Additionally, odds data was collected for each sportsbook on over 1,400 bets to give each sportsbook a comparative odds ranking.

Sports betting sites were scored across seven core categories to computer an overall rating: total number of sports and bets offered, odds, live betting features, mobile apps, educational resources, ease of use, and current bonuses.


Learn more about how we test.

Welcome to the Sports Betting Odds section of The Sports Geek. If you are new to sports betting and don’t understand how to read betting odds (+150, -110, +2200, etc) we will lay it all out for you and help you learn how the betting odds work.

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Sports Betting Odds Explained

Many people don’t know how to read or calculate sports betting odds, so below we have done our best on explaining how betting odds work. The most common type of sports betting odds used in North America are the American style odds which we explain below.

American Style Sports Betting Odds

Most online sportsbooks will list their odds in what is called “American Odds”. There are a couple different versions of sports betting odds, but these American Odds are the most common odds used. Reading and understanding sports betting odds can bet a little confusing to beginners, so we have provided an example below using two NFL football teams:

Odds plus minus meaning chart

American Odds

  • Matchup Odds
  • New England Patriots +120
  • Pittsburgh Steelers -140

The number shown in the bracket represents the odds. The American Odds have two components to them, the first being the positive or negative sign, and the second being the number that follows the sign.

The sign in front of the number indicates whether placing a wager on that outcome will pay out more money then you have wagered or less money then you have wagered. If the odd is negative (-) it means that outcome is more likely to happen and placing a bet on that outcome would payout less than the amount you wagered, while a positive (+) odd shows that the outcome is less likely to happen and it would pay out more than the amount you wagered.

Basketball Plus Minus Meaning

The next step is figuring out exactly how much the bet pays out, which is where the numbers in the odds come into play.

Odds Plus Minus Meaning List

A listed odd with a – sign in front of it, such as the -140 in our example above, shows us how much money you would need to wager in order to win $100. So using the -140, this would show us that you would need to bet $140 in order to win $100 in profits. You can easily substitute the $100 bet for a $10 bet by moving the decimal place over one spot, showing us that you would need to wager $14 in order to win $10 in profits.

Examples:

A listed odd with a + sign in front of it, such as the +120 in our example above, shows us how much money you would win on a $100 bet. Using the +120 odds, it shows us that a $100 bet on that outcome would pay out $120 in profits. Again this can easily be converted into smaller or larger size bets. A $10 bet on +120 odds would pay out $12 in profits.

Odds Plus Minus Meaning Math

Examples:

Below is an example of NFL betting odds taken from an online betting site.


In this example you can see Los Angeles is listed at +130 ($100 bet pays $130 plus of course your original wager back) and New England is listed at -150 ($150 bet pays $100).

The great thing about betting online is that the online sportsbooks will do the calculations for you before you place your bet. You can click on the outcome or team you would like to bet on, and then input the amount you wish to wager and it will show you your potential pay out before you confirm your bet.

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Decimal Style Sports Betting Odds

Odds Plus Minus Meaning 30

Decimal style odds are used mostly in Europe, and are pretty easy to understand. To calculate the decimal style odds all you will need to do is simply multiply the amount you wish to wager by the decimal odds shown and you will get your payout. For example it may look something like this:

Plus And Minus Meaning

If you wanted to place a $10 wager on the USA at 2.40 you would simply need to multiply your $10 wager by the 2.40 odds (10 x 2.40) to find out that the payout is $24. It is important to realize that with decimal style odds it includes the amount you wagered, so to find out profits you would need to subtract your wager ($24 – $10) to find out your potential payout is $14 in profits.

If you wanted to place a $10 wager on Brazil you would again just multiply $10 x 1.55 to find out that you would win $15.50 total or $5.50 in profits.

Odds Plus Minus Meaning Math

Decimal style betting odds are very simple to understand, but you won’t see them displayed in many North American sportsbooks. With that said, most online betting sites will allow you to chose the style of betting odds you want displayed, with American odds set as the default.