Calculate your result
Use figures from the same period and currency. Avoid mixing estimates with verified amounts without noting the difference.
Privacy: This calculation runs in your browser. The figures you enter are not submitted to our server.
Why this matters
Opening-to-closing reconciliation is the basic control that tests whether verified inflows and outflows explain the balance actually held at close. The calculator supports the decision about the unexplained variance and its size relative to expected value or account activity, not an arbitrary currency amount. Mobile-money operations can appear balanced in total while a specific cash, float, staff or transaction account remains exposed.
Use signed opening balance, verified inflows, verified outflows, actual closing count and supporting transaction records. Preserve the original evidence before adjustments, and keep physical cash, each provider wallet and other custodial balances separate. Mobile-money guidance is an internal-control diagnostic. It emphasizes separate custody accounts, independent evidence, percentage-based investigation thresholds and prompt exception handling. The investigation threshold is measured as a percentage of relevant value or activity so a currency denomination does not determine urgency. It is not formal accounting materiality.
How to act on the result
- Freeze the original close evidence before making corrections
- Check timing differences, fees, duplicate entries and omitted transactions in a consistent sequence
- Record every adjustment with preparer, approver, reason and evidence
Use the result as the start of an exception workflow: recount, reconcile, identify evidence, assign ownership, approve any correction independently and record closure. A surplus is also unresolved until supported; it may represent an omitted customer liability or posting error rather than business income.
Common mistakes and limits
Watch for editing the opening figure to make the close work, mixing provider and physical-cash accounts, excluding fees and closing an account because the variance seems small in nominal currency. This tool does not prove theft, fraud or employee liability and does not replace provider statements, employment procedures, local regulation or a formal investigation. Material or recurring variances should trigger independent review and stronger access, approval and handover controls.
Decision record: Before acting, save the input date, source documents, person responsible and next review date. This makes the result auditable and prevents an estimate from being repeated later as if it were verified fact.
What this calculator answers
How large is the closing variance relative to the account value and activity, rather than as an arbitrary currency amount?
Formula and assumptions
Expected close = opening + verified inflows − verified outflows. Investigation % = absolute variance ÷ the larger of expected closing value or total account activity.
The result is an estimate. It is only as reliable as the inputs, and it does not account for every tax, legal, financing or operational consequence.
Worked-example method
Use the prefilled sample values, calculate once, then replace every input with numbers from your records. The result will show a risk level, key measurements and one recommended next move.
How to interpret the result
- Low: no immediate gap or the entered position is comparatively protected.
- Medium: manageable pressure exists, but it should receive a dated correction plan.
- High: the problem can materially damage cash or operations and requires near-term action.
- Critical: the entered assumptions indicate immediate loss, shortage or survival risk.
Authoritative references
Sources provide general business and operational context. The formula and result are decision-support estimates created by Business Rescue Tools.
Frequently asked questions
What does this calculator tell me?
Does the closing balance agree with the day’s verified activity?
How is the result calculated?
Variance = actual close − (opening + inflows − outflows).
Should I make a major decision from this result alone?
No. Use the result to identify and quantify a problem, then verify the underlying records, assumptions and local legal or accounting requirements.
Does the site store the figures I enter?
This browser-based calculator runs in your browser and does not submit the figures to our server.