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Instantly convert between Decimal (European), American (Moneyline), Fractional (UK), and Probability formats. Perfect for comparing Polymarket odds with Canadian sportsbooks.
Common in Europe, Canada, Australia. Represents total payout per $1 bet.
Decimal
2.00
Europe/Canada
American
+100
USA
Fractional
1/1
UK/Ireland
Probability
50.0%
Polymarket
Canadian residents can legally bet on elections and events using licensed platforms like Bet99 and Bodog. Compare the odds you just converted!
Shows the total payout (stake + profit) per $1 bet.
Odds: 2.50
Bet $100 → Win $250 total ($150 profit)
Formula: Payout = Stake × Decimal Odds
Positive (+) = profit on $100 bet. Negative (-) = stake needed to win $100.
Odds: +150 (underdog)
Bet $100 → Win $150 profit
Odds: -200 (favorite)
Bet $200 → Win $100 profit
Shows profit relative to stake. "5/2" means win $5 for every $2 bet.
Odds: 5/2
Bet $100 → Win $250 profit
Formula: Profit = Stake × (Numerator / Denominator)
Shows the implied chance of an outcome. 65¢ = 65% probability.
Price: 65¢ (65% probability)
Buy YES at 65¢ → Pays $1 if correct
Profit: 35¢ per share (53.8% ROI)
Formula: Decimal Odds = 100 / Probability%
| From | To Decimal |
|---|---|
| American (+) | (American / 100) + 1 |
| American (-) | (100 / |American|) + 1 |
| Fractional (N/D) | (N / D) + 1 |
| Probability (%) | 100 / Probability |
Polymarket shows "Trump wins" at 55¢. What's this in Decimal odds?
100 / 55 = 1.818 Decimal
If Bet99 shows the same market at 1.90 Decimal, Polymarket offers slightly better value.
Online sports betting became legal across Canada in August 2021 with the passage of Bill C-218. Each province now regulates its own market:
Prediction Markets: Polymarket operates globally but is not licensed in Canada. For Canadian-licensed alternatives, consider Bet99, Bodog, or provincial sportsbooks with "specials" markets.
Live odds for the Canadian Federal Election from Polymarket.
Legal betting options for Canadian residents.
Complete collection of guides for Canadian users.
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