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1) Copy this sheet
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2A) Input odds on the game/event into the green cells in the True Odds tab to get the vig-free odds
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For example, if Zion Williamson over 19.5 points is -500 to the over and +350 to the under, the "true" odds are -375
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2B) If it's a boost with multiple outcomes, parlay all the True Odds together in the Parlay Calculator tab
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Some boosts will have 2+ outcomes, so you'll need to "parlay" them, then compare that price to the boosted price.
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So if the true odds of Zion scoring 20+ are -375 and the true odds of Steph Curry scoring 20+ are -400, and the boost is both to have 20+, put -375 and -400 into the Parlay Calculator tab.
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3) Input the True Odds and the Boosted Odds from the sportsbook into the EV Calculator tab
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Input the true American odds into cell A2 in the EV Calculator tab, then insert the boosted odds from the sportsbook into D2 to get the EV%
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