THE NUMBERS, EXPLAINED
How to use this calculator.
Each row describes one occupied table visit. Empty table time is excluded.
Start with your inputs
Enter receipts by table (currency), occupied seats by table, occupied duration by table (minutes). Keep amounts in the units shown on each field. The example is a starting point, not a recommended value.
| Input | Example value |
|---|---|
| Receipts by table (currency) | 60,40 |
| Occupied seats by table | 3,2 |
| Occupied duration by table (minutes) | 60,120 |
A worked example
With the example inputs above, total occupied seat-hours is 7. Change the inputs to explore your own scenario.
| Result | Example answer |
|---|---|
| Total occupied seat-hours | 7 |
| Receipts per occupied seat-hour (currency) | 14.285714 |
| Table rates (currency/seat-hour) | 20, 10 |
How this is calculated
Total occupied seat-hours
Multiply each table seat count by occupied duration.
Receipts per occupied seat-hour (currency)
Divide receipts by total occupied seat-hours.
Table rates (currency/seat-hour)
Compute each table receipt per occupied seat-hour.
Symbols and units
- a
- Receipts by table (currency)
- b
- Occupied seats by table
- c
- Occupied duration by table (minutes)
Use the units shown. A list keeps the order in which you enter its values. The symbol ^ means “raised to the power of”.
Assumptions and limits
Each row describes one occupied table visit. Empty table time is excluded.
Calculations use the values you enter. Blank or invalid inputs show an error instead of silently substituting zero. Results are displayed to useful precision; calculations retain the underlying numeric precision.
Questions about this tool
What does the result tell me?
Total occupied seat-hours; Receipts per occupied seat-hour (currency); Table rates (currency/seat-hour). The result applies to the method and inputs described above. Check the units and assumptions before using it in a decision.
Why might another calculator differ?
Differences in units, rounding, timing or model definitions can produce different answers. Compare the input definitions and the method, rather than only the final number. For this tool: Each row describes one occupied table visit. Empty table time is excluded.
Are my inputs stored or sent to AI?
Calculations on this page happen in your browser. The separate AI question finder sends its submitted conversation to OpenAI; these calculator fields are not sent. Favourites and recent tool names are stored locally. A shared link contains the inputs you choose to include.
Further reading
OpenStax: Measures of the Center of the Data ↗
Background reading; this does not imply endorsement or independent review of SumFizz.
Review status
Software example and browser checks are recorded in our quality report. No external expert review is claimed. Created with coding assistance; calculations run as ordinary browser code.
Read the quality report →