THE NUMBERS, EXPLAINED
How to use this calculator.
Compares avoided cash fare with points spent, excluding points earned and cancellation differences.
Start with your inputs
Enter cash fare (£), award taxes and charges (£), points required. Keep amounts in the units shown on each field. The example is a starting point, not a recommended value.
| Input | Example value |
|---|---|
| Cash fare (£) | 500 |
| Award taxes and charges (£) | 100 |
| Points required | 20000 |
A worked example
With the example inputs above, pence per point is 2. Change the inputs to explore your own scenario.
Putting the example numbers into the formula
Pence per point
((500)-(100)) ÷ (20000) × 100 = 2
| Result | Example answer |
|---|---|
| Pence per point | 2 |
How this is calculated
Pence per point
(a-b) ÷ c × 100
Symbols and units
- a
- Cash fare (£)
- b
- Award taxes and charges (£)
- c
- Points required
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
Compares avoided cash fare with points spent, excluding points earned and cancellation differences.
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?
Pence per point. 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: Compares avoided cash fare with points spent, excluding points earned and cancellation differences.
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.
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.
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