Excel Formula To Calculate Percent Change Vs 90 Rows Ago In Support Ticket Text
Calculate percent change versus 90 rows earlier in support ticket text with a ready-to-use formula for Excel, Google Sheets, and WPS.
Quick answer
Unified formula
ExcelGoogle SheetsWPS
=IFERROR((A2-INDEX(A:A,ROW()-90))/INDEX(A:A,ROW()-90),0)How it works
- Replace the sample range (like A2:A) with your real range.
- Keep the same column order used in the example.
- Fill down to apply the formula to every row.