20% Tip on $100 — Quick Answer

A 20% tip on $100 is $20

Total: $100 + $20 = $120

Tip Amounts on a $100 Bill

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

Split Between People (20% Tip)

PeopleTotal Per PersonTip Per Person
2 people$60$10
3 people$40$7
4 people$30$5
5 people$24$4
6 people$20$3

Quick Mental Math for 20% Tip

Find 10% and double it: $10 × 2 = $20
10% of $100 = $10. Double it to get the 20% tip amount.

Other Tip Percentages on $100

15% tip on $10018% tip on $10025% tip on $100

20% Tip on Other Amounts

20% tip on $7520% tip on $8020% tip on $8520% tip on $9020% tip on $9520% tip on $11020% tip on $12520% tip on $13020% tip on $15020% tip on $160
Use the Full Tip & Tax Calculator → Read the Tipping Guide →

Frequently Asked Questions

Is 20% a good tip?

20% is the current standard for good service in most US restaurants. It's easy to calculate and well-regarded. For a $100 bill, a 20% tip is $20.

How do I calculate a 20% tip quickly?

Find 10% by moving the decimal left ($100 → $10), then double it: $10 × 2 = $20.