Accounting interview questions are usually not about memorizing every possible scenario. They are about showing that you understand how the three financial statements link together. If you can move in the right order and explain why the balance sheet still balances, you will sound much more composed.
Quick summary
Income statement: explain whether revenue, expenses, taxes, and net income change.
Cash flow statement: start with net income, add back non-cash items, adjust working capital, and show any investing or financing cash flows.
Balance sheet: update assets, liabilities, and equity, then explain why assets still equal liabilities plus equity.
Use that order every time. It gives your answer a clean path, and it keeps you from jumping straight to the balance sheet before you know what happened to net income.
Start with the income statement
First ask: does this event touch revenue, expenses, taxes, or net income?
If depreciation increases by $10 and the tax rate is 25%, depreciation expense rises by $10, pre-tax income falls by $10, taxes fall by $2.50, and net income falls by $7.50. If there is no income statement impact, say that clearly: "There is no immediate income statement impact."
This step matters because net income flows into the cash flow statement and retained earnings. If you miss the net income impact, the rest of the answer usually goes off course.
Then move to the cash flow statement
After net income, explain the cash impact. The basic cash flow rules are simple:
Operating asset up: cash flow down.
Operating asset down: cash flow up.
Operating liability up: cash flow up.
Operating liability down: cash flow down.
For example, if accounts receivable increases, cash flow goes down because the company has recognized revenue it has not collected yet. If accounts payable increases, cash flow goes up because the company has delayed paying cash to suppliers.
Also remember non-cash items. Depreciation and amortization reduce net income, but they do not directly use cash, so you add them back in cash flow from operations.
Know which cash flow section changes
Cash flow from operations usually includes net income, non-cash adjustments, and changes in current operating assets and current operating liabilities. It excludes cash, investments, and debt.
Cash flow from investing includes many long-term asset changes, such as buying or selling PP&E. Cash flow from financing includes debt, equity, dividends, share repurchases, and other capital structure changes.
Finish with the balance sheet
End by explaining what happens to assets, liabilities, and equity. Then state why the balance sheet still balances. This is the part interviewers are really listening for.
Using the depreciation example: cash is up $2.50, PP&E is down $10, and retained earnings are down $7.50. Assets are down a net $7.50, and equity is down $7.50. The balance sheet still balances.
Do not skip that final line. It shows you understand the full link between the statements.
Clarify single vs. combined changes
Sometimes the interviewer wants one isolated change. Other times they want the combined impact of several changes over a full period. Those are different questions.
For example, issuing debt is straightforward: cash goes up and debt goes up. But issuing debt, paying interest, and repaying principal brings in interest expense, taxes, cash flow from operations, cash flow from financing, debt repayment, and retained earnings.
If the prompt is unclear, ask: "Do you want me to isolate the single change, or walk through the combined impact?" That is a good clarification, not a bad one.
Use a tax assumption
If the interviewer does not give a tax rate, use a clear assumption. A 25% corporate tax rate is a reasonable default for many interview examples, but say it out loud: "I'll assume a 25% tax rate unless you want me to use another rate."
That keeps your math clear. If an expense increases by $100 at a 25% tax rate, net income falls by $75, not $100.
Remember accrual accounting
Revenue and cash are not the same thing. Revenue is recorded when the product or service is delivered, not necessarily when cash is collected. If a customer pays before delivery, the company records deferred revenue. If the company delivers before collecting cash, accounts receivable increases.
Expenses work the same way. If the company pays before using something, it may record a prepaid expense. If it uses something before paying, it may record an accrued expense or accounts payable.
What a strong answer sounds like
Here is the tone you want: calm, sequential, and specific.
"I would start with the income statement. If depreciation increases by $10 and we assume a 25% tax rate, pre-tax income falls by $10, taxes fall by $2.50, and net income falls by $7.50. On the cash flow statement, net income is down $7.50, but depreciation is non-cash, so we add back $10, meaning cash flow is up $2.50. On the balance sheet, cash is up $2.50, PP&E is down $10, and retained earnings are down $7.50, so both assets and equity are down $7.50 and the balance sheet still balances."
That is the main idea. Walk through the income statement, cash flow statement, and balance sheet in order. Clarify the scope if needed. Make a tax assumption if needed. Then finish by showing why the balance sheet still balances.