How much is a 15% tip on $120?

A 15% tip on $120 is $18. The total bill including tip is $138.

How do you calculate a 15% tip?

To calculate a 15% tip: Divide 15 by 100 to get 0.15. Multiply the bill amount ($120) by 0.15 to get $18.

$18

Total with tip: $138

Convert the percentage to a decimal

15% ÷ 100 = 0.15

Multiply by the bill amount

$120 × 0.15 = $18

Add tip to the bill

$120 + $18 = $138

Tip = $120 × 0.15 = $18 | Total = $138

Use our free tip calculator for any numbers.