Team Sports Tools
Baseball, basketball and football arithmetic — starting with how few of these rate stats are the percentages their names promise.
Baseball Stat Calculator
AVG, OBP, SLG and OPS from a line — and why OPS adds two rates that are not measured over the same thing.
Basketball Shooting CalculatorFG%, eFG% and true shooting from a line — two of which can exceed 100%, and which can rank two nights the opposite way round.
Passer Rating CalculatorPasser rating on both the NFL and college formulas — one capped at 158.3, one uncapped, and they disagree by hundreds.