Present Value Calculator Expected Future Amount ($): Annual Discount Rate (%): Number of Years: Calculate Present Value function calculatePresentValue() { var futureValue = parseFloat(document.getElementById(‘futureValue’).value); var discountRate = parseFloat(document.getElementById(‘discountRate’).value); var numPeriods = parseFloat(document.getElementById(‘numPeriods’).value); var resultDiv = document.getElementById(‘presentValueResult’); if (isNaN(futureValue) || isNaN(discountRate)…

Net Present Value (NPV) Calculator Initial Investment ($): Discount Rate (%): Cash Flow Year 1 ($): Cash Flow Year 2 ($): Cash Flow Year 3 ($): Cash Flow Year 4 ($): Cash Flow Year 5 ($): Calculate NPV function calculateNPV()…

Cost of Living Index Comparison Calculator Your Current Annual Salary ($): Current City’s Cost of Living Index (e.g., 100 for national average): Target City’s Cost of Living Index (e.g., 130 for expensive, 80 for cheaper): Calculate Equivalent Salary Calculation Results:…

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Paycheck Estimator Gross Pay per Period: Pre-Tax Deductions per Period: Federal Income Tax Rate (%): State Income Tax Rate (%): Post-Tax Deductions per Period: Calculate Net Pay function calculatePaycheck() { var grossPay = parseFloat(document.getElementById(“grossPay”).value); var preTaxDeductions = parseFloat(document.getElementById(“preTaxDeductions”).value); var federalTaxRate…

Operating Cash Flow Calculator Use this calculator to determine a company’s Operating Cash Flow (OCF) based on its net income, non-cash expenses, and changes in working capital. Net Income: Depreciation & Amortization: Increase in Current Assets: Increase in Current Liabilities:…

Cost of Living Index Comparison Calculator Your Current Annual Salary ($): Current City’s Cost of Living Index (e.g., 100 for national average): Target City’s Cost of Living Index (e.g., 130 for expensive, 80 for cheaper): Calculate Equivalent Salary Calculation Results:…

Ovulation Calculator First Day of Last Menstrual Period (LMP): Average Cycle Length (days): Calculate Ovulation function calculateOvulation() { var lmpDateStr = document.getElementById(“lmpDate”).value; var cycleLength = parseInt(document.getElementById(“cycleLength”).value); var resultDiv = document.getElementById(“result”); if (!lmpDateStr) { resultDiv.innerHTML = “Please select the first day…

Markup Calculator Use this calculator to determine the markup amount and percentage based on your product’s cost and its selling price. Product Cost ($): Selling Price ($): Calculate Markup Understanding Markup: A Key to Profitability Markup is a fundamental concept…

NPS Score Calculator Number of Promoters (Score 9-10): Number of Passives (Score 7-8): Number of Detractors (Score 0-6): Calculate NPS Score Your NPS Score will appear here. function calculateNPS() { var promoters = parseFloat(document.getElementById(‘promoters’).value); var passives = parseFloat(document.getElementById(‘passives’).value); var detractors…