Tip Calculator
Calculate tips and split the bill between any number of people — live as you type.
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Frequently Asked Questions
How do I calculate a tip?
Multiply your bill amount by the tip percentage divided by 100. Formula: Tip = Bill × (Tip% ÷ 100). Example: $85 bill with 18% tip → $85 × 0.18 = $15.30 tip → $100.30 total. Enter your bill and tip % above for an instant result.
Should I calculate the tip on the pre-tax or post-tax amount?
Standard practice in the US is to tip on the pre-tax subtotal. However, many people tip on the post-tax total for simplicity — the difference is usually small. Enter whichever amount you prefer in the calculator above.
What is a standard tip percentage in the US?
In the US, standard tip percentages are: 15% for adequate service, 18% for good service, and 20%+ for excellent service. For takeout orders, 10–15% is common. For delivery, 15–20% is typical.
How do I split a bill with a tip between multiple people?
Enter your bill amount, tip percentage, and the number of people in the calculator above. It instantly shows the total with tip, the tip amount, and the per-person share. Formula: Per Person = (Bill + Tip) ÷ Number of People.
How much do you tip on a $100 bill?
On a $100 bill: 15% tip = $15 (total $115), 18% tip = $18 (total $118), 20% tip = $20 (total $120). Use the calculator above to try any amount and percentage.
Does tipping apply outside of restaurants?
Yes — tipping is common in many US service industries including food delivery (15–20%), rideshare (15–20%), hotel housekeeping ($2–5/night), hair salons (15–20%), and spa services (15–20%). Tipping customs vary by country and industry.