How to Add a Percentage Markup to Excel Prices

Want to skip the manual steps? Try DocWrench — describe what you want in plain English, preview, and download.

Adding a markup to a column of prices in Excel is a one-sentence job with DocWrench. Upload your spreadsheet, describe the change, and download the updated file — no formulas required.

Steps

  1. Go to DocWrench and click Start transforming files.
  2. Upload your Excel file (.xlsx or .csv).
  3. Type your instruction — for example: "add 15% to every value in the Price column" or "increase all prices in column C by 20% and round to 2 decimal places".
  4. Wait a few seconds while DocWrench generates and runs the script.
  5. Review the watermarked preview to confirm the prices look correct.
  6. Approve and pay — then download the updated file.

FAQ

Can I apply different markups to different columns?

Yes. Describe the columns and their markups in your instruction — for example: "add 10% to the Wholesale column and 25% to the Retail column".

Can I round the results to two decimal places?

Yes — just say so in your instruction, for example: "round to 2 decimal places".

Does this work with CSV files too?

Yes. Upload a .csv or .xlsx file — both are supported.

Will a new file be created or will my original be overwritten?

DocWrench always creates a new output file. Your original upload is never modified.

How much does this job cost?

Most simple column-update jobs cost between $0.03 and $0.15 with an account balance, or around $0.35 with a per-job card payment.

Try it now — no account needed

Start transforming files

Preview before you pay · Most jobs cost pennies