Convert 1/3 Fractional to Decimal Odds (1.33)

American
-300
Decimal
1.33
Fractional
1/3
Implied Prob.
75.0%

Payout Table — 1/3 Odds

Bet SizeProfitTotal Payout
£10.00+£3.33£13.33
£25.00+£8.33£33.33
£50.00+£16.67£66.67
£100.00+£33.33£133.33
£250.00+£83.33£333.33
£500.00+£166.67£666.67

What Does 1/3 Mean?

At 1/3, you win one-third of your stake. Bet £30 to profit £10. Equivalent to -300 American or 1.33 decimal. A very heavy favorite commonly seen in UK horse racing.

At 1/3 odds, the implied probability is 75.0%. A £100 bet returns £133.33 total — that's £33.33 profit plus your £100 stake.

In decimal format, 1/3 equals 1.33. In fractional format, it's 1/3. And in American format, it's -300.

Related Conversions

1/2

-200 · 1.50 · 1/2 · 66.7%

2/3

-150 · 1.67 · 2/3 · 60.0%

1/4

-400 · 1.25 · 1/4 · 80.0%

Need a custom conversion? Use the interactive calculator.

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Frequently Asked Questions

What is 1/3 in decimal odds?
+
1/3 fractional odds equals 1.33 in decimal format. For every £1 bet, your total return is £1.33.
What is 1/3 in American odds?
+
1/3 fractional odds equals -300 in American format. The implied probability is 75.0%.
How much do I win on a £100 bet at 1/3?
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A £100 bet at 1/3 pays £133.33 total — that's £33.33 profit plus your £100 stake back.
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