How do I calculate a tip?

Multiply the bill amount by the tip percentage divided by 100. For a 20% tip on a $60 bill: $60 x 0.20 = $12 tip. The total you pay is $72.

What is the standard tip percentage?

In the US, 15-20% is standard for sit-down restaurants. 18% is common for adequate service, 20% for good service, and 25% or more for exceptional service.

How do I split a bill between multiple people?

Add the tip to the total bill first, then divide by the number of people. For a $60 bill with a 20% tip: $60 + $12 = $72 total, divided by 3 people = $24 each.

Do I tip on the pre-tax or post-tax amount?

Most etiquette guides suggest tipping on the pre-tax subtotal, though tipping on the full post-tax total is also widely accepted.

How much do you tip at a restaurant?

For a sit-down restaurant in the US: 15% for acceptable service, 18-20% for good service, and 25%+ for exceptional service.

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Tip Calculator

Calculate the tip amount, total bill, and cost per person when splitting. Enter any bill amount and tip percentage — results update instantly.

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Enter the bill amount and tip percentage. Use the split field to divide the total between multiple people.

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Common tips:

How to calculate a tip

The tip formula is: Tip = Bill × (Tip% ÷ 100). The total you pay is: Total = Bill + Tip. When splitting, divide the total by the number of people.

Quick mental math tricks

For 20%: move the decimal one place left to get 10%, then double it. For a $45 bill — 10% is $4.50, so 20% is $9.00. For 15%: find 10% ($4.50), then add half of that ($2.25) to get $6.75.

Tipping guide by service type

Service	Typical tip (US)	Note
Sit-down restaurant	15–20%	20%+ for great service
Counter / fast casual	10–15%	Optional but appreciated
Takeout / delivery	10–15%	15–20% for delivery drivers
Bar service	15–20% or $1–2/drink	Either is acceptable
Hotel housekeeping	$2–5/night	Leave daily, not just checkout
Taxi / rideshare	15–20%	Uber/Lyft app prompts this

Do you tip before or after tax?

Most etiquette guides suggest tipping on the pre-tax subtotal, though tipping on the post-tax total is also widely accepted. The difference is small — on a $50 bill with 8% tax, 20% pre-tax tip is $10 vs $10.80 on the post-tax total.

Frequently asked questions

How do I calculate a 20% tip?▾

Multiply the bill by 0.20. For a $65 bill: $65 × 0.20 = $13 tip. Total is $78. Mental trick: move the decimal left to get 10% ($6.50), then double it ($13).

What is a good tip percentage?▾

In the US, 18–20% is now considered standard for sit-down restaurants. For exceptional service, 25% or more is appropriate.

How do you split a restaurant bill unevenly?▾

Note each person's subtotal and apply the same tip percentage individually. This calculator splits the total evenly — for uneven splits, calculate each person's share separately.

How much is a 15% tip on $50?▾

15% of $50 = $7.50 tip. Total bill = $57.50.

Is this tip calculator free?▾

Yes — completely free, no signup, no ads. Results calculate instantly in your browser.