Scorer's Zone
Statistics calculator
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Data
Result
Batting average (AVG)
—
Hits ÷ At-bats
Rule 9.21
Data
Results
Singles: — · Total bases: —
Batting average (AVG)
—
Hits ÷ At-bats
Rule 9.21
On-base percentage (OBP)
—
(H + BB + HBP) ÷ (AB + BB + HBP + SF)
Rule 9.21
Slugging percentage (SLG)
—
Total bases ÷ At-bats
Rule 9.21
OPS (on-base plus slugging)
—
OBP + SLG
Modern statistic: not in Rule 9.21
Data
As on the scoresheet: 6.1 = 6⅓ and 6.2 = 6⅔.
Regulation innings per game
9 in adult baseball; 7, 6 or 5 in youth categories.
Results
Earned run average (ERA)
—
(ER × 9) ÷ Innings
Rule 9.21
WHIP (walks plus hits per inning)
—
(BB + H) ÷ Innings
Modern statistic: not in Rule 9.21
Data
Result
Fielding percentage
—
(PO + A) ÷ (PO + A + E)
Rule 9.21