17+ 7 Inning Era Calculator. [ era = left( frac{text{earned runs}}{text{innings pitched}} right) times text{game innings} ] where: Era is the number of earned runs allowed per nine innings pitched.

In baseball statistics, it is the mean of the runs earned that is given up by a pitcher per nine innings pitched. We also discuss how to. Earned run average can be calculated by dividing the total number of runs earned by the total number of pitched innings by a player and multiplying the answer by total innings in the game.








