18% Tip on $85

To calculate a 18% tip on $85, multiply the bill amount by 0.18:

$85 × 0.18 = $15.30

Add the tip to the original bill to get the total:

$85 + $15.30 = $100.30

Quick mental math tip: Find 20% ($17.00), then subtract 2% ($1.70).

Standard tipping in the United States ranges from 15% to 25% at restaurants. Here is a general guide:

• 15% — Acceptable for adequate service
• 18% — Standard for good service
• 20% — Most common tip; standard for great service
• 25%+ — Exceptional service or fine dining

For a $85 bill, tips typically range from $12.75 (15%) to $21.25 (25%).