Calculator Tools

Free Tip Calculator

Calculate the tip amount on a bill and split the total evenly between any number of people. Adjust the tip percentage with quick presets or the slider.

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Fill this in to tip on the amount before tax.

Calculate Your Tip

This free tip calculator works out the tip amount, the total bill, and an even per-person split for any restaurant, cafe, or dining bill. Whether you need to calculate a restaurant tip, work out gratuity on a bill, or split a bill with tip between several people, enter the bill amount and a tip percentage above and every figure updates instantly.

Tip = bill × tip percentage ÷ 100. Total = bill + tip. On a $120 bill, a 20% tip is $24, for a total of $144.

How to Calculate a Tip in Your Head

Start from 10%: move the decimal point one place to the left. Every other common tip builds on that figure. On a $47.00 bill, 10% is $4.70.

  1. 20%: double the 10% figure. $4.70 × 2 = $9.40.
  2. 15%: add half of the 10% figure to itself. $4.70 + $2.35 = $7.05.
  3. 18%: take the 20% figure and subtract a tenth of it. $9.40 − $0.94 = $8.46.
  4. 25%: divide the bill by 4. $47.00 ÷ 4 = $11.75.

Rounding the bill to the nearest dollar first makes the mental math easier and moves a 20% tip by at most 10 cents.

How to Use the Tip Calculator

  1. 1

    Enter the bill amount

    Type the total from the receipt. To tip on the amount before tax, also type the tax shown on the receipt into the optional tax field.

  2. 2

    Choose a tip percentage

    Pick a preset (10, 15, 18, 20 or 25 percent) or drag the slider for any percentage up to 35.

  3. 3

    Enter the number of people

    Leave it at 1 if you are not splitting the bill, or set the group size to divide the total evenly.

  4. 4

    Round up if you like, and read the results

    Optionally round the tip or the total up to a whole dollar. The tip amount, total bill, each person’s share and a table of tips at 10% to 25% update instantly, with shares reconciled so they add up to the exact total.

The slider moves in whole percentages from 0 to 35, and the tip is rounded to the nearest cent, so the figure shown is exactly what you can write on the tip line of a card slip. For an in-between rate such as 22.5%, the Percentage Calculator works out that share of the bill directly.

Tip Percentage Guide

  • 10% — a light tip, sometimes used for counter service or when a service charge already applies.
  • 15% — read as adequate for average table service, and a common baseline outside the US.
  • 18% — the most common default preset on US card terminals, comfortably within the normal range for good service.
  • 20% — the US and Canadian convention for good sit-down service.
  • 25% — generous, typically reserved for exceptional service.

Use the preset buttons for a quick 10-25% tip calculation, or drag the slider for any custom percentage up to 35%.

Calculate a Tip Before or After Tax

The traditional convention is to calculate the tip on the pre-tax subtotal, not the amount after sales tax or VAT is added. Many people simply tip on the total bill instead, purely for simplicity, which usually changes the tip by well under a dollar.

To tip before tax, enter the receipt total as the bill and type the tax line from the receipt into the optional tax field. The tip is then worked out on the amount before tax, and the total still includes the tax. To tip with tax included, leave the tax field blank. Either way is acceptable; consistency matters more than which base you choose.

If the receipt only shows the final total, you can work back to the subtotal. A $43.20 total that includes 8% sales tax comes from a $40.00 subtotal (43.20 ÷ 1.08), so the tax is $3.20. A 20% tip on the subtotal is $8.00, while 20% of the total is $8.64, a difference of 64 cents. The Sales Tax Calculator does that reverse step for any US rate, the GST/HST Calculator handles each Canadian province, and the VAT Calculator can strip UK VAT out of a gross price if you want to see the net figure.

Split a Restaurant Bill With Tip

Set the number of people and the calculator adds the tip to the bill first, then divides that total evenly. Splitting a bill often does not divide into a round number of cents: on a $40 bill with a 10% tip split three ways, the $44 total settles as $14.67, $14.67, and $14.66, not three identical amounts, so the shares add up to the total exactly rather than being a cent over or under.

The number of people must be a whole number of 1 or more; a fractional or blank group size is rejected rather than silently rounded, so the per-person amount is always based on how many people are actually splitting the bill.

Tipping When You Used a Coupon or Discount

A voucher or happy-hour deal lowers what you pay, but not the amount of service you received, so the usual etiquette is to tip on the price before the discount. If a 25% coupon brings an $80 meal down to $60, a 20% tip on the original price is $16, compared with $12 on the discounted bill. Enter the original $80 here to get the full-price tip, and use the Discount Calculator if you need to confirm the original price and how much the deal saved.

Tipping Guide for the USA, Canada, and UK

Tipping etiquette varies significantly by country, so the same percentage that reads as generous in one place can read as light in another.

  • USA: 15-20% is the standard range for sit-down restaurant service, with 20% common for very good service and 18% the usual default on card-terminal prompts. Tips are expected because service workers are often paid a lower base wage that assumes tip income.
  • Canada: Tipping follows a similar 15-20% range to the US for restaurant dining, and Canadian sales tax (GST/HST or provincial tax) is added on top of the bill, so check whether you are tipping on the pre-tax or post-tax amount.
  • UK: 10-12.5% is typical, and many restaurants already add an optional service charge to the bill, usually 10-12.5%, in which case an additional tip is a bonus rather than an expectation. UK menu prices already include VAT, so there is no separate tax line to account for.

Whichever country you are in, the calculation itself is identical: this is a tip percentage calculator, not a currency converter, so enter your bill in your own currency and the tip and total will be worked out the same way. When you are planning a trip, build tips into the food line of the Vacation Budget Calculator so a 15-20% gratuity on every meal does not catch your budget out.

Common uses

  • Working out a restaurant or cafe tip and splitting the bill with a group
  • Calculating gratuity on food delivery or takeout, where tipping conventions are lighter
  • Tipping for a hair salon, barber, taxi ride, or hotel service
  • Splitting a bill between couples or a large group evenly and exactly
  • Working out a tip while traveling in a country with different tipping norms

Tip calculator terms explained

TermWhat it means here
Tip / gratuityThe extra amount paid on top of the bill for service; the two words mean the same thing
Tip percentageThe tip written as a share of the bill, such as 15%, 18%, 20% or 25%
Service chargeA fee some venues add automatically to the bill; unlike a tip, it is often not optional and may not go entirely to staff
SubtotalThe bill amount before tax is added; the traditional base for calculating a tip
Sales tax / VATA government tax added to the bill; a US or Canadian receipt shows sales tax, a UK receipt usually already includes VAT in the price
Total with tipThe bill plus the tip amount, before splitting it between people
Per-person costEach person’s exact share of the total, reconciled so the shares add up to the total to the cent

Tip on common bill amounts

Pre-calculated 10% through 25% tips with per-person splits for the bills people look up most.

Frequently Asked Questions

The Tools Kit has more money tools for the rest of the bill in its calculators collection, from sales tax and VAT to percentages and discounts.

Reviewed by Raja Jahangir · Last reviewed: September 28, 2026

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<p style="font-size:13px">Calculator by <a href="https://www.thetoolskit.co/tip-calculator">The Tools Kit</a></p>

How do you calculate a tip?

Multiply the bill by the tip percentage: an 18% tip on a $50 bill is $50 × 0.18 = $9. For 20% in your head, move the decimal one place left and double it, so $4.70 becomes $9.40 on a $47 bill. In US restaurants, 15% is the low end and 18% to 20% is standard.