The Core Formula and Why Most Calculations Go Wrong The fastest answer to how to calculate business tax rate is this: take your total tax expense (federal, state, and local) and divide it by your pre-tax net income, then multiply…
To calculate your bonus after tax manually, start with your gross bonus and subtract mandatory withholding. Under the flat supplemental wage method, deduct 22% federal income tax, 6.2% Social Security (up to the annual wage base) and 1.45% Medicare, plus…
How to Calculate Depreciation Recapture Tax: The Practitioner’s Core Formula To calculate depreciation recapture tax, first compute your adjusted basis: original cost minus accumulated depreciation that was allowed or allowable. Next, find your realized gain: selling price minus selling expenses…
How to Calculate Put Call Parity: The Core Equation and a Live Example To calculate put-call parity, start with the relationship that links a European call, a European put, the underlying stock, and a risk-free bond. The base formula is…
What “Dilute Shares by 10%” Really Means If you’re trying to figure out how to calculate stock dilution, start with the only formula that matters for ownership: post‑money ownership % = your shares ÷ (existing shares + newly issued shares).…
When I filed my first six-figure RSU vest, the withholding looked sufficient—until the IRS sent a penalty notice for underpayment. To calculate RSU tax manually, you must split the equity event into two taxable moments: the vest (ordinary income plus…
How to Calculate Private Equity Return: The Investor-Level Answer To calculate private equity return, you map every cash flow in and out of the deal, then solve for the internal rate of return (IRR) that zeroes the net present value.…
How to Calculate LBO Return: The Practitioner’s Short Answer To calculate an LBO return, you start with entry equity invested, then model the company’s levered free cash flow that pays down debt over the hold period, and finally estimate exit…
How to Calculate Day Trading Profit: The Gross-to-Net Formula The direct answer to how to calculate day trading profit is to subtract your entry cost from exit proceeds and then deduct every hidden cost. For a share-based trade, the manual…
Why Knowing How to Calculate Inflation Adjusted Return Protects Your Wealth If you are asking how to calculate inflation adjusted return, the precise method is: Real Return = [(1 + Nominal Return) / (1 + Inflation Rate)] – 1. I…