PTO Accrual Calculator Accrual Rate: e.g., 0.04 for 0.04 hours per hour, 4 for 4 hours per pay period, 10 for 10 days per year. Accrual Unit: Hours per Hour Worked Hours per Week Hours per Pay Period Days per…

Poker Odds Calculator Number of Outs: The number of cards remaining in the deck that will improve your hand to a winning hand (e.g., 9 for a flush draw, 8 for an open-ended straight draw). Number of Unknown Cards: The…

Roof Shingles Calculator Roof Length (feet): Roof Width (feet): Waste Factor (%): Calculate Shingles Results: Total Roof Area: 0 sq ft Total Roof Squares: 0 squares Estimated Shingle Bundles Needed: 0 bundles function calculateShingles() { var roofLengthFeet = parseFloat(document.getElementById(‘roofLengthFeet’).value); var…

Recipe Calorie Calculator Use this calculator to estimate the total calories in your homemade recipes and the calories per serving. Input the quantity and caloric density for up to five ingredients, along with the total number of servings your recipe…

Pulse Pressure Calculator Systolic Blood Pressure (mmHg): Diastolic Blood Pressure (mmHg): Calculate Pulse Pressure function calculatePulsePressure() { var systolicBP = parseFloat(document.getElementById(‘systolicBP’).value); var diastolicBP = parseFloat(document.getElementById(‘diastolicBP’).value); var resultDiv = document.getElementById(‘pulsePressureResult’); if (isNaN(systolicBP) || isNaN(diastolicBP) || systolicBP <= 0 || diastolicBP <=…

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:…

Rate of Return Calculator Initial Investment ($): Current Value of Investment ($): Investment Period (Years): Calculate Rate of Return function calculateRateOfReturn() { var initialInvestment = parseFloat(document.getElementById(‘initialInvestment’).value); var currentValue = parseFloat(document.getElementById(‘currentValue’).value); var investmentYears = parseFloat(document.getElementById(‘investmentYears’).value); var resultDiv = document.getElementById(‘result’); resultDiv.innerHTML =…

CD Return Calculator Use this calculator to estimate the total interest earned and the final value of your Certificate of Deposit (CD) at maturity, based on your initial deposit, annual interest rate, CD term, and compounding frequency. Initial Deposit ($):…

Roof Slope Calculator Roof Rise (inches): Roof Run (inches): Calculate Roof Slope Enter values and click ‘Calculate’ to see the roof slope. function calculateRoofSlope() { var roofRise = parseFloat(document.getElementById(‘roofRise’).value); var roofRun = parseFloat(document.getElementById(‘roofRun’).value); var resultDiv = document.getElementById(‘result’); if (isNaN(roofRise) ||…

Retirement Growth Calculator Initial Retirement Balance ($): Annual Contribution ($): Years to Grow: Expected Annual Return (%): Calculate Growth function calculateRetirementGrowth() { var initialBalance = parseFloat(document.getElementById(“initialBalance”).value); var annualContribution = parseFloat(document.getElementById(“annualContribution”).value); var yearsToGrow = parseFloat(document.getElementById(“yearsToGrow”).value); var annualReturnRate = parseFloat(document.getElementById(“annualReturnRate”).value); if (isNaN(initialBalance)…