How to Split a Bill Fairly: 4 Methods and When to Use Each

Group dinners reveal more about friendship economics than people care to admit. Four splitting methods, four levels of fairness.

If you have ever stared at a number on a form and wondered where it came from, you are not alone. Group dinners reveal more about friendship economics than people care to admit. Four splitting methods, four levels of fairness.

Equal split

Total ÷ people. Fast, simple, fine when everyone ordered roughly the same.

Itemised split

Each person pays for what they ordered. Fair when one person ate a $15 salad and another ate a $60 steak.

Weighted split

Bigger appetites or higher earners contribute more by mutual agreement. Common at celebratory dinners.

Rotating treat

One person pays the whole bill each outing, rotating across the group. Zero in-meal admin if you trust the rotation.

Pro tips

  • Agree the split method when you sit down, not when the cheque arrives.
  • Tip should be calculated on the full bill, then split with the same method.

Frequently asked questions

How do I handle tax fairly? Apply tax proportionally to each person's pre-tax share.

Should I include the tip in the split? Yes. Then apply the chosen split method to the post-tip total.

Run your own numbers before you trust a rule of thumb. Two minutes saves a lot of regret.

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