How to use this calculator
Split a bill and tip among a group. Enter bill amount ($), tip (%), people. The result updates when you change an input. To compare two sets of inputs, save scenario A, then enter the second set; the result panel shows the difference.
Formula and limits
Per person = bill × (1 + tip ÷ 100) ÷ people. Enter the bill amount you want to tip on. Rounded shares can leave a few cents to allocate.
Worked example
The following example uses the calculator’s starting values. It is an illustration of the method, not a recommended target.
| Input | Example value |
|---|---|
| Bill amount ($) | 100 |
| Tip (%) | 18 |
| People | 4 |
Per person: $29.50
Group total: $118.00
Interpreting your result
Use quantities from your actual bill, journey, or schedule. Defaults show how the tool works. Rounding and changing conditions can create a small difference from the final real-world amount.
Comparing alternatives
Save the first result as scenario A, then change one input. The comparison shows the numeric difference; it does not label either result as better. Choose inputs that describe realistic alternatives. Values shown on screen are rounded, so calculations from rounded intermediate results may differ slightly.