15% Tip on $18 — Quick Answer

A 15% tip on $18 is $3

Total: $18 + $3 = $21

Tip Amounts on a $18 Bill

Tip %Tip AmountTotal
15%This Page$3$21
18%$3$21
20%$4$22
25%$5$23

Split Between People (15% Tip)

PeopleTotal Per PersonTip Per Person
2 people$10$1
3 people$7$1
4 people$5$1
5 people$4$1
6 people$3$0

Quick Mental Math for 15% Tip

Find 10%, then add half: $2 + $1 = $3
10% of $18 = $2. Half of that = $1. Add them together for the 15% tip.

Other Tip Percentages on $18

15% Tip on Other Amounts

Frequently Asked Questions

Is 15% a good tip?

15% is considered the traditional minimum tip for adequate service in the US. It's acceptable, though many servers today expect 18–20% as the new baseline. For a $18 bill, a 15% tip is $3.

How do I calculate a 15% tip quickly?

Find 10% by moving the decimal left ($18 → $2), then take half of that ($1), and add them: $2 + $1 = $3.