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Working Capital Calculator

Capital available for day-to-day operations.

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Working Capital

Formula first

Overview

Working capital measures a company's operational liquidity by calculating the surplus of short-term assets over short-term obligations. It reflects the funds available for day-to-day operations and indicates the ability to meet upcoming financial commitments within a one-year period.

Symbols

Variables

WC = Working Capital, CA = Current Assets, CL = Current Liabilities

WC
Working Capital
£
CA
Current Assets
£
CL
Current Liabilities
£

Apply it well

When To Use

When to use: Use this formula during financial health assessments to determine if a business can cover its immediate debts using its liquid assets. It is particularly vital for evaluating seasonal businesses or companies with high inventory turnover requirements.

Why it matters: Positive working capital suggests a company can fund its own growth and pay suppliers on time, whereas negative working capital may signal potential insolvency. Maintaining an optimal balance ensures that a firm remains operational without needing emergency external financing.

Avoid these traps

Common Mistakes

  • Confusing net working capital with total assets.
  • Convert units and scales before substituting, especially when the inputs mix £.
  • Interpret the answer with its unit and context; a percentage, rate, ratio, and physical quantity do not mean the same thing.

One free problem

Practice Problem

A retail store reports current assets totaling 150,000 and current liabilities of 90,000. Calculate the net working capital available for operations.

Current Assets150000 £
Current Liabilities90000 £

Solve for: WC

Hint: Subtract the total short-term liabilities from the total current assets.

The full worked solution stays in the interactive walkthrough.

References

Sources

  1. Financial Accounting by Jerry J. Weygandt, Paul D. Kimmel, Donald E. Kieso
  2. Corporate Finance by Stephen A. Ross, Randolph W. Westerfield, Jeffrey F. Jaffe
  3. Wikipedia: Working capital
  4. Weygandt, J. J., Kieso, D. E., & Kimmel, P. D. (2019). Financial Accounting (10th ed.). John Wiley & Sons.
  5. Ross, S. A., Westerfield, R. W., & Jaffe, J. (2019). Corporate Finance (12th ed.). McGraw-Hill Education.
  6. Kieso, Weygandt, and Warfield Intermediate Accounting
  7. Brigham and Houston Fundamentals of Financial Management
  8. AQA A-level Business (or equivalent A-level Business/Finance textbook)