15% Tip on $100 — Quick Answer

A 15% tip on $100 is $15

Total: $100 + $15 = $115

Tip Amounts on a $100 Bill

Tip %Tip AmountTotal
15%This Page$15$115
18%$18$118
20%$20$120
25%$25$125

Split Between People (15% Tip)

PeopleTotal Per PersonTip Per Person
2 people$58$8
3 people$38$5
4 people$29$4
5 people$23$3
6 people$19$3

Quick Mental Math for 15% Tip

Find 10%, then add half: $10 + $5 = $15
10% of $100 = $10. Half of that = $5. Add them together for the 15% tip.

Other Tip Percentages on $100

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 $100 bill, a 15% tip is $15.

How do I calculate a 15% tip quickly?

Find 10% by moving the decimal left ($100 → $10), then take half of that ($5), and add them: $10 + $5 = $15.