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Mechanics

How do Polymarket odds work?

Polymarket odds work differently from traditional betting odds. The platform displays prices as values between $0 and $1 (or as percentages).

70 means the market predicts a 70% chance of that outcome. 70 or 70%. Converting to percentages - Simply multiply by 100 to get the probability percentage.

30). 20 per share. 43 (7/5) roughly equal 70% probability.

70 directly. Arbitrage opportunity - If all outcomes in a market don't sum to 100%, there's theoretically risk-free profit (but fees prevent this). The price changes based on buying and selling activity, reflecting real-time market sentiment.

Sources

Open the live whale feedSee the large Polymarket trades moving right now.See top whale walletsRank traders by tracked volume and trade count.