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How to calculate a tip and total in Excel and Google Sheets
Topic:Finance basicsExcel & Google Sheets
=ROUND(A2*B2,2)✓
Verified example
Computed by a real spreadsheet engine on the sample data below.
| Subtotal | Tip Rate | Tip Amount | Grand Total |
| 85 | 0.18 | ||
| 120 | 0.2 | ||
| 45 | 0.15 | ||
| 200 | 0.18 |
=ROUND(A2*B2,2)→15.3
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Step by step
- 1Column A = Subtotal (bill before tip), Column B = Tip Rate (e.g., 0.18 for 18%).
- 2In C2 enter =ROUND(A2*B2,2) for the tip amount.
- 3In D2 enter =ROUND(A2*(1+B2),2) for the grand total.
- 4Format columns C and D as Currency.
Tips
- Add a dropdown in column B using Data Validation with common tip rates (0.15, 0.18, 0.20) so users can select easily without typing percentages.
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Frequently asked
How do I split the tipped total among several people?
Add a People column (E) and in F2 enter =ROUND(D2/E2,2) to get each person's share.
Should I calculate tip on the pre-tax or post-tax amount?
Customary practice varies — in the US, tipping on the pre-tax subtotal is common; adjust which amount you use in column A accordingly.
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