Tip Calculator
Calculate the tip amount and total bill for any check size and tip percentage, with the per-person split shown for any group size.
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Enter your values above to see the results.
Tips & Notes
- ✓Tip is calculated on the pre-tax subtotal, not the total with tax — the tax portion is not a service provided by the server and tipping on it inflates the gratuity unnecessarily.
- ✓When splitting a bill, rounding up per person rather than down produces a slightly higher tip that benefits the server and simplifies the math.
- ✓For delivery orders, tip the driver before placing the order when the app allows it — some platforms reduce the base pay for orders with pre-added tips, but tipping at order time is more reliable.
- ✓A quick 20% mental calculation: move the decimal one place left to get 10%, then double it. For $86.50: 10% is $8.65, doubled is $17.30.
- ✓Automatic gratuity (typically 18-20%) is commonly added for parties of 6 or more — check the bill carefully before adding an additional tip on top of it.
- ✓In countries where tipping is not customary (Japan, Australia, parts of Europe), adding a US-style tip may be unnecessary or even cause confusion — research local norms before traveling.
Common Mistakes
- ✗Calculating tip on the tax-included total rather than the pre-tax subtotal — tipping 20% on a $108 after-tax total instead of the $100 pre-tax amount adds an unnecessary $1.60 to the tip.
- ✗Not checking for automatic gratuity on large party bills — tipping again on a bill that already includes an 18-20% auto-gratuity doubles the intended tip amount.
- ✗Splitting the bill evenly when orders were very unequal — if one person ordered significantly more, an even split is unfair and often causes awkwardness; itemized splitting or the person ordering more contributing more is cleaner.
- ✗Tipping below 15% for ordinary restaurant service where the server has no control over kitchen delays or minor issues — standard US service industry wages assume 18-20% tips.
- ✗Rounding the total down to a convenient number rather than up — rounding a $44.55 per-person total to $44 reduces the effective tip from 20% to approximately 18.5%.
- ✗Forgetting to account for cash tips when using a card for the bill — if cash tips are paid separately, make sure not to add an additional tip on the card receipt.
Tip Calculator Overview
A tip calculator converts a restaurant or service check into the total amount owed including gratuity, splits it evenly across any number of people, and shows the per-person total and tip. It also handles the common situation where the bill needs to be rounded to a clean number per person.
Tipping norms vary by service type and location — this calculator works for any percentage.
What each field means:
- Bill Amount — the pre-tip total on the check before any gratuity
- Tip Percentage — the gratuity percentage; 18-20% is standard for restaurant service in the US
- Number of People — the group size for per-person split calculation
What your results mean:
- Tip Amount — the dollar gratuity at the selected percentage
- Total Bill — the check plus tip combined
- Per Person (Total) — total bill divided by number of people
- Per Person (Tip) — each person share of the tip
- Per Person (Bill) — each person share of the pre-tip check
Example — $148.50 check, 20% tip, 4 people:
Pre-tip bill: $148.50 Tip (20%): $29.70 Total: $178.20 Per person total: $44.55 Per person tip: $7.43 Per person bill share: $37.13 To round to $45 per person: collect $180 total, tip becomes $31.50 (21.2%)
EX: $148.50 check — tip amounts at different percentages 15% tip: $22.28 tip, $170.78 total, $42.70 per person (4 people) 18% tip: $26.73 tip, $175.23 total, $43.81 per person 20% tip: $29.70 tip, $178.20 total, $44.55 per person 25% tip: $37.13 tip, $185.63 total, $46.41 per person Difference between 15% and 25% tip on a $148.50 check: $14.85 total, $3.71 per person
Tip amount by bill size and percentage:
| Bill Amount | 15% tip | 18% tip | 20% tip |
|---|---|---|---|
| $50 | $7.50 | $9.00 | $10.00 |
| $100 | $15.00 | $18.00 | $20.00 |
| $150 | $22.50 | $27.00 | $30.00 |
| $200 | $30.00 | $36.00 | $40.00 |
US tipping norms by service type:
| Service | Standard Tip | Exceptional Service |
|---|---|---|
| Sit-down restaurant | 18-20% | 25%+ |
| Bar service | $1-2 per drink or 15-20% | 20%+ |
| Food delivery | 15-20% or $3-5 minimum | 20%+ |
| Hotel housekeeping | $2-5 per night | $5-10 per night |
The quick mental math for a 20% tip: move the decimal one place left (10% of the bill), then double that number. A $147 check: 10% is $14.70, doubled is $29.40. For 15%: find 10%, then add half of that. A $147 check: $14.70 + $7.35 = $22.05. For 18%: find 20% and subtract 10% of that. A $147 check: $29.40 - $2.94 = $26.46.
Frequently Asked Questions
The standard tip for full-service restaurant dining in the US is 18-20% of the pre-tax subtotal. Tip 15% for adequate service, 18-20% for good service, and 25% or more for exceptional service. Tipping below 15% is generally reserved for genuinely poor service — note that slow food is often a kitchen issue outside the server control. Counter service, fast casual, and quick service restaurants have lower or no tipping expectation, though many now present tip prompts. The prompts often start at 20-25%, which is above the historical norm for those service types.
In the US, not tipping at a full-service restaurant is generally considered rude because tipped workers are paid a lower minimum wage (as low as $2.13/hour federally) with the expectation that tips bring their earnings to the standard minimum or above. Not tipping effectively shifts the cost of the meal to the server. In other countries, tipping customs differ significantly — in Japan, tipping is not customary and may even be considered impolite; in the UK and Australia, rounding up or a modest tip for exceptional service is common but not mandatory. Research local customs when traveling internationally.
Several approaches work depending on group dynamics. Even split: total divided equally regardless of individual orders — simplest but unfair when orders vary significantly. Itemized split: each person pays for their exact order plus a proportional share of shared items and tip — most accurate but slowest. Proportional split: each person pays a percentage of the total equal to their order percentage — splits tax and tip proportionally without itemizing everything. For regular groups, rotating who pays the full bill simplifies the math over time while averaging out fairly.
Tipping norms for takeout are less established than for dine-in service. A tip of 10-15% is considerate for takeout orders, particularly from independent restaurants where staff package, label, and assemble your order. For chain fast food with no table service expectation, tipping is optional. For delivery orders, tip 15-20% or at least $3-5 regardless of order size — delivery drivers bear their own transportation costs and typically earn less than dine-in servers per hour. The digital payment prompts often suggest 20-25% for counter and takeout service, which exceeds historical norms for those formats.
For 20%: move the decimal one place left (10%), then double. On $85: 10% is $8.50, doubled is $17.00. For 15%: find 10%, add half. On $85: $8.50 + $4.25 = $12.75. For 18%: find 20% and subtract 10% of that. On $85: $17.00 - $1.70 = $15.30. For round-number simplicity: determine the total you want per person and multiply by the number of people — if 4 people agree on $45 each, collect $180 and verify the implied tip is adequate. At a $148.50 pre-tip bill, $180 collected means $31.50 tip, which is 21.2%.
Tipping in the US has expanded significantly with the rise of digital payment systems. Point-of-sale tablets now present tip prompts for counter service, takeout, and self-service contexts that historically had no tipping expectation. Suggested amounts have also crept upward — prompts commonly start at 20-25% rather than the historical 15-18% standard. Simultaneously, more consumers are experiencing tip fatigue and pushback against expanding tip culture. The underlying economics remain: tipped wages are legally lower than minimum wage in most states, meaning servers in traditional full-service restaurants genuinely depend on tips to reach livable earnings.