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How to add a percentage to a number in Excel and Google Sheets
Topic:PercentagesExcel & Google Sheets
=A2*(1+B2)✓
Verified example
Computed by a real spreadsheet engine on the sample data below.
| Amount | Rate |
| 200 | 0.1 |
=A2*(1+B2)→220
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Step by step
- 1A2 is the starting number; B2 is the rate as a decimal (0.1 = 10%).
- 2(1+B2) becomes the multiplier (1.1).
- 3Multiplying gives the increased total.
Tips
- To subtract a percentage, use (1-B2).
- If B2 is formatted as a percent, 10% is stored as 0.1, so the formula still works.
Need it for your exact data?
Describe your columns in plain English and get the precise formula for your sheet, with the right Excel or Sheets syntax.
Frequently asked
My rate is written as 10, not 0.1 — what changes?
Divide by 100: =A2*(1+B2/100). Or store the rate as a real percent so it equals 0.1.
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