Finance Calculators

Net Worth Calculator

Calculate your net worth.

Net to Gross Calculator

Finds net pay and net-to-gross ratio/percent from gross amount and deductions.

New Jersey Sales Tax Calculator

Free online New Jersey Sales Tax Calculator. Quickly calculate and get instant results.

New York Overtime Calculator

Calculates NY-style weekly pay with overtime at a configurable multiplier (default 1.5×).

New York Tax Calculator

Free online New York Tax Calculator. Quickly calculate and get instant results.

Nopat Calculator

Calculates Net Operating Profit After Tax (NOPAT) from EBIT and tax rate.

Nps Calculator

Computes Net Promoter Score (NPS) from counts of promoters, passives, and detractors.

Nsfr Calculator

Calculates Net Stable Funding Ratio (NSFR) as ASF divided by RSF (ratio and percent).

Occupancy Rate Calculator

Calculates occupancy rate as occupied units divided by total units available.

Off Day Calculator

Finds off days as total days minus working days (and off-day percentage).

Ohio Sales Tax Calculator

Free online Ohio Sales Tax Calculator. Quickly calculate and get instant results.

Okun Law

Uses Okun’s law to estimate unemployment-rate change from the GDP growth gap.

Online Marketing ROI Calculator

Free online Online Marketing ROI Calculator. Quickly calculate and get instant results.

Operating Asset Turnover Calculator

Computes operating asset turnover as net sales divided by average operating assets.

Operating Cash Flow Calculator

Estimates operating cash flow: net income + non-cash expenses − increase in working capital.

Operating Cash Flow Ratio Calculator

Calculates operating cash flow ratio = operating cash flow ÷ current liabilities.

Operating Margin Calculator

Free online Operating Margin Calculator. Quickly calculate and get instant results.

Opportunity Cost Calculator

Opportunity cost = best alternative return − chosen option return.

Optimal Hedge Ratio Calculator

Minimum-variance hedge ratio h* = ρ × (σₛ/σ_f).

Optimal Price Calculator

Optimal price (Lerner rule): P = MC ÷ (1 + 1/E). Use negative E for normal demand.

Options Spread Calculator

Computes net premium for a 1-lot spread: (long premium − short premium), per share and per contrac

Overtime Calculator

Calculate overtime pay.

Overtime Paycheck Calculator

Free online Overtime Paycheck Calculator. Quickly calculate and get instant results.

PPF Calculator

Calculate Public Provident Fund returns.