en.wikipedia.org/wiki/Earned_run_average

In baseball statistics, earned run average (ERA) is the mean of earned runs given up by a ... Runs resulting from defensive errors (including pitchers' defensive errors) are recorded as unearned runs and omitted from ERA calculations.

www.miniwebtool.com/era-calculator

About This Tool. The online ERA Calculator is used to calculate the ERA (earned run average) used in baseball statistics.

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Earned Run Average (ERA) is a baseball metric used put a pitcher's number of runs earned while he was pitching in comparison to the number of innings that ...

www.wikihow.com/Calculate-ERA-(Earned-Run-Average)

How to Calculate ERA (Earned Run Average). ERA (Earned Run Average) is the average number of earned runs a pitcher allows for every game he plays.

softball.isport.com/softball-guides/how-to-calculate-a-pitchers-earned-run-average-in-softball

Earned run average (ERA) is a simple calculation that approximates the number of earned runs a pitcher allows per seven innings pitched. In simple terms, the ...

www.freemathhelp.com/earned-run-average.html

Earned Run Average represents the number of earned runs a pitcher will give up per nine-inning game. This quick lesson will show you how to calculate ERA ...

www.homerunweb.com/era.html

How to Calculate Earned Run Average (ERA) As the basic statistical measure of a pitcher, ERA determines the average number of earned runs scored against a ...

www.basic-mathematics.com/calculate-earned-run-average.html

To calculate earned run average (ERA) of a baseball player, just use the following formula: Earned run average = (Number of earned runs × 9)/(number of ...