The online Bet Calculator is an amazing tool for working out your winnings in a flash. The calculator can work out odds in decimal or factional styles. You can even work out the odds for an each way bet and combine bets for multiple selections.
Along with single bets for traditional bookmakers you can also work out complex odds for backing and laying on sites like Betfair, the Green Up calculator is designed especially for the betting exchanges.
Along with the calculators you will also find loads of articles and info on betting and the wider world of sports.