How to Calculate a Tip: Standard Percentages and Bill Split

Learn how to calculate a restaurant or service tip with standard percentages and how to split the bill among several people.

Calculating a tip is quick: multiply the bill by the percentage and divide by 100. In this guide we explain how much to leave, how to split the bill and a few tricks.

1 The tip formula

Multiply the bill by the tip percentage and divide by 100: Tip = Bill × % ÷ 100. For example, $40 at 10% is $4.

2 The 10% trick

To get 10%, just divide the bill by 10. For 20%, double that amount: $60 at 10% is $6 and at 20% is $12.

3 How much to leave in each country

In the US, 15-20% is standard. To get it, work out 10% and add half (for 15%) or double it (for 20%).

4 Splitting the bill

Add the total with the tip and divide by the number of people. Use the tip calculator to split it all instantly.

Try it with our free tool

Tip Calculator

Use the tool

Frequently Asked Questions

How much tip should I leave at a restaurant?
In the US, 15-20% is standard. In many other countries tipping is optional and usually around 5-10%.
How do I calculate a 10% tip?
Divide the total by 10. For 20%, double that figure: for example, $50 at 10% is $5 and at 20% is $10.
How do I split the bill with a tip?
Calculate the total (bill + tip) and divide by the number of people. The tip calculator does the splitting automatically.

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