Cost of Living Index Comparison Calculator Use this calculator to estimate the equivalent salary needed to maintain your current standard of living when moving from one city to another, based on their respective Cost of Living Indices. Current City Cost…

Social Security Disability Benefit Estimator Your Current Age: Average Annual Earnings (over your working career): Number of Years You’ve Worked and Paid SS Taxes: Calculate Estimated Benefit function calculateDisabilityBenefit() { var currentAge = parseFloat(document.getElementById(‘currentAge’).value); var avgAnnualEarnings = parseFloat(document.getElementById(‘avgAnnualEarnings’).value); var yearsWorked…

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:…

TI-84 Plus CE Quadratic Equation Solver Coefficient ‘a’ (for ax²): Coefficient ‘b’ (for bx): Coefficient ‘c’ (constant): Calculate Roots function calculateQuadraticRoots() { var a = parseFloat(document.getElementById(‘coeffA’).value); var b = parseFloat(document.getElementById(‘coeffB’).value); var c = parseFloat(document.getElementById(‘coeffC’).value); var resultDiv = document.getElementById(‘quadraticResult’); if (isNaN(a)…

Average Rate of Change Calculator Initial X Value (x₁): Initial Y Value (y₁): Final X Value (x₂): Final Y Value (y₂): Calculate Average Rate of Change function calculateAverageRateOfChange() { var x1 = parseFloat(document.getElementById(‘x1Value’).value); var y1 = parseFloat(document.getElementById(‘y1Value’).value); var x2 =…

Work Time with Lunch Calculator Start Time (HH:MM): End Time (HH:MM): Lunch Break Duration (Minutes): Calculate Work Time function parseTime(timeString) { var parts = timeString.split(‘:’); if (parts.length !== 2) { return NaN; } var hours = parseInt(parts[0], 10); var minutes…

Tire Height Calculator Tire Width (mm): e.g., 205 for a 205/55R16 tire Aspect Ratio (%): e.g., 55 for a 205/55R16 tire Wheel Diameter (inches): e.g., 16 for a 205/55R16 tire Calculate Tire Height function calculateTireHeight() { var tireWidthMM = parseFloat(document.getElementById(‘tireWidthMM’).value);…

Trapezoid Area Calculator First Parallel Base (b1): Second Parallel Base (b2): Height (h): Calculate Area Enter dimensions and click ‘Calculate Area’ to see the result. function calculateTrapezoidArea() { var base1 = parseFloat(document.getElementById(‘base1Input’).value); var base2 = parseFloat(document.getElementById(‘base2Input’).value); var height = parseFloat(document.getElementById(‘heightInput’).value);…

APY Savings Calculator Use this calculator to understand how compounding interest affects your savings. Enter your initial deposit, the nominal annual interest rate, how often the interest is compounded, and your savings period to see your potential earnings and the…

Quadratic Equation Solver Enter the coefficients for your quadratic equation in the form ax² + bx + c = 0 to find its roots. Coefficient a: Coefficient b: Coefficient c: Calculate Roots function calculateQuadraticRoots() { var a = parseFloat(document.getElementById(‘coefficientA’).value); var…