20% Tip on $30 | Tip & Total
A 20% tip on $30 is $6.00, for a total of $36.00.
Meals in the $30 range are where most tipping happens; at 20% that is $6.00, and rounding up to the next dollar is fine. 20% is the modern default — the percentage most guides, apps, and receipt prompts anchor on.
You can compare this 20% rate against 15%, 18%, 20%, and 25% in the table and calculator below.
Tip amounts on $30
| Tip % | Tip amount | Total with tip |
|---|---|---|
| 10% | $3.00 | $33.00 |
| 15% | $4.50 | $34.50 |
| 18% | $5.40 | $35.40 |
| 20% — your selection | $6.00 | $36.00 |
| 25% | $7.50 | $37.50 |
Watch out: tips calculated after tax
Many receipts print their suggested tip on the after-tax total. With a 9% sales tax, a 20% tip on $30 comes to $6.54 instead of the correct $6.00 — about $0.54 more, which is really 21.8% of your pre-tax bill.
On other percentages: 15% → $4.91, 18% → $5.89, 25% → $8.18.
Tip Calculator
Tip percent
Tip
$6.00
Total with tip
$36.00
How much should you tip?
Reviewed by TipTruth TeamUpdated 2026-08-21