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Odds Converter

Type in any odds format and see all conversions update instantly.

Conversion Formulas

Decimal to American

If decimal >= 2: (decimal - 1) x 100
If decimal < 2: -100 / (decimal - 1)

American to Decimal

If positive: (american / 100) + 1
If negative: (100 / |american|) + 1

Decimal to Fractional

(decimal - 1) as a fraction
e.g. 2.50 = 3/2

Decimal to Implied Probability

(1 / decimal) x 100
e.g. 2.50 = 40%

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