Risk free betting calculator

June 26, 2009 by  

This is the calculator you can use to know what is the amount you have to use to lay the bet at betfair.

Betting Calculator

Please enter values:

Back stake (£):
Qualifier or free bet.
Back odds (decimal):
Back commission (%):
For most bookmakers this is 0.
Lay odds (decimal):
Lay commission (%):
For Betfair this is 5.

Type of bet:

Qualifier bet
Free bet, stake returned
Free bet, stake not returned

Lay stake (£):
(Lay this amount at the betting exchange)
Liability (£):
(Ensure you have this much to cover the bet)

Net profit overall (£)
% of original bet retained


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