THE NUMBERS, EXPLAINED
How to use this calculator.
Charges are supplied approved terms; normal wear, disputed losses and deposit release rules are outside this tally.
Start with your inputs
Enter issued accessory counts by item, returned accessory counts by item, approved replacement charge per accessory (currency), deposit available against charges (currency). Keep amounts in the units shown on each field. The example is a starting point, not a recommended value.
| Input | Example value |
|---|---|
| Issued accessory counts by item | 4,2 |
| Returned accessory counts by item | 3,0 |
| Approved replacement charge per accessory (currency) | 20,50 |
| Deposit available against charges (currency) | 80 |
A worked example
With the example inputs above, missing accessories by item is 1, 2. Change the inputs to explore your own scenario.
| Result | Example answer |
|---|---|
| Missing accessories by item | 1, 2 |
| Total replacement charge (currency) | 120 |
| Additional amount beyond deposit (currency) | 40 |
How this is calculated
Missing accessories by item
Compare returned counts with the issued kit.
Total replacement charge (currency)
Price missing accessories at approved replacement rates.
Additional amount beyond deposit (currency)
Deduct available deposit from replacement charges.
Symbols and units
- a
- Issued accessory counts by item
- b
- Returned accessory counts by item
- c
- Approved replacement charge per accessory (currency)
- d
- Deposit available against charges (currency)
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
Charges are supplied approved terms; normal wear, disputed losses and deposit release rules are outside this tally.
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?
Missing accessories by item; Total replacement charge (currency); Additional amount beyond deposit (currency). 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: Charges are supplied approved terms; normal wear, disputed losses and deposit release rules are outside this tally.
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: Describe and Identify Cost Drivers ↗
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 →