What is a standard tip percentage?

In the US, 15-20% is standard for restaurants. 18-20% is typical for good service.

How do I split a bill with tip?

Add the tip to the total bill, then divide by number of people. Our calculator does this automatically.

20% tip: find 10% (move decimal), then double. $47 bill → $4.70 × 2 = $9.40. 15%: find 10% then add half. $47 → $4.70 + $2.35 = $7.05.

How much tip for a $50 bill?

15%=$7.50 · 18%=$9 · 20%=$10 · 25%=$12.50.

How do I split a bill evenly?

Total + tip ÷ people. $80 + $16 tip = $96 ÷ 4 = $24 each.

Should I tip before or after tax?

Most people tip on pre-tax subtotal in the US. Tipping on full bill (with tax) is also common — the difference is small.