Accounting Share · Cash flow & bookkeeping
Receivables Ageing Allowance Calculator
Build an allowance estimate from user-defined ageing buckets and loss rates, then calculate the adjustment from an existing allowance balance.
The interactive calculator requires JavaScript. The formula and worked example below remain available.
01 / Enter your figures
Make the numbers yours.
Use one currency and consistent time periods. Amounts are shown in your input currency units; no currency conversion is performed.
02 / See the working
Your calculation
Enter your figures, then choose Calculate. Or load the worked example.
03 / Understand the method
Formula and method
Required allowance = Sum of each bucket balance × Its expected loss rate
Build an allowance estimate from user-defined ageing buckets and loss rates, then calculate the adjustment from an existing allowance balance.
How to use this calculator
- Collect the figures for the same entity, currency and reporting period.
- Enter each input using its label and unit. For percentages, enter 15 to mean 15%.
- Choose Calculate, inspect the breakdown and compare the result with your assumptions.
- Change one input to explore a scenario. Recalculate after edits; display rounding does not round the underlying calculation.
Inputs at a glance
- Receivable bucket balances: Enter gross balances in your chosen age buckets.
- Expected loss percentages by bucket: Match one percentage to each balance.
- Existing allowance credit balance: May be positive, zero or negative; the sign changes its effect in the displayed formula.
Worked example
Follow one calculation.
- Receivable bucket balances
- 10000,5000,2000
- Expected loss percentages by bucket
- 1,5,20
- Existing allowance credit balance
- 500
- Calculated result
- 750
Load this example in the interactive form to inspect the intermediate amounts and the full schedule.
Assumptions and interpretation
This is a provision-matrix learning tool, not an automatic IFRS 9 or US GAAP expected-credit-loss assessment. Rates require support, forward-looking information and relevant segmentation.
The output is a model based on the figures entered. Check source records and use the accounting or contractual definitions relevant to your task before relying on a result.
Questions about this tool
What does the receivables ageing allowance calculation measure?
Build an allowance estimate from user-defined ageing buckets and loss rates, then calculate the adjustment from an existing allowance balance.
Which assumptions can change the result?
This is a provision-matrix learning tool, not an automatic IFRS 9 or US GAAP expected-credit-loss assessment. Rates require support, forward-looking information and relevant segmentation.
Why can displayed totals differ slightly from my spreadsheet?
Calculations use the unrounded input values. Only the display is rounded. Use four or six decimal places to inspect small differences, and check the timing, sign conventions and rounding policy in your spreadsheet.
Reference and further learning
Financial accounting study reference. These original learning examples apply the displayed formula; the reference does not certify or endorse this calculator.
Look up an accounting term · Practise with accounting questions
Formula and worked example checked 4 November 2026. Calculations run in your browser without sending the entered figures to Accounting Share. Report a calculation issue with the tool name, example inputs and expected result; avoid sharing confidential records.
