Convert +100 to Decimal Odds (2.00)

American
+100
Decimal
2.00
Fractional
1/1
Implied Prob.
50.0%

Payout Table — +100 Odds

Bet SizeProfitTotal Payout
$10.00+$10.00$20.00
$25.00+$25.00$50.00
$50.00+$50.00$100.00
$100.00+$100.00$200.00
$250.00+$250.00$500.00
$500.00+$500.00$1000.00

What Does +100 Mean?

Even money — also known as a 'pick' or 'pick 'em.' Bet $100 to win $100 with an implied 50% probability. This is the line when a sportsbook sees both sides as equally likely.

At +100 odds, the implied probability is 50.0%. A $100 bet returns $200.00 total — that's $100.00 profit plus your $100 stake.

In decimal format, +100 equals 2.00. In fractional format, it's 1/1. And in American format, it's +100.

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Frequently Asked Questions

What is +100 in decimal odds?
+
+100 American odds equals 2.00 in decimal odds. This means a $1 bet returns $2.00 total (including your original stake).
What is the implied probability of +100 odds?
+
+100 American odds imply a 50.0% chance of winning. This is the break-even win rate before any vig adjustment.
How much do I win on a $100 bet at +100?
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A $100 bet at +100 pays $200.00 total — that's $100.00 profit plus your $100 stake back.
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