Work Hours Calculator Use this calculator to determine the total number of hours worked, accounting for start time, end time, and any breaks taken. Shift Start Time (HH:MM): Shift End Time (HH:MM): Total Break Duration (minutes): Calculate Work Hours Understanding…

Rate of Return on Investment (ROI) Calculator Initial Investment ($): Current or Final Value ($): Income/Dividends Received ($): Calculate ROI Your Rate of Return (ROI): function calculateROI() { var initialInvestment = parseFloat(document.getElementById(‘initialInvestment’).value); var currentValue = parseFloat(document.getElementById(‘currentValue’).value); var incomeReceived = parseFloat(document.getElementById(‘incomeReceived’).value);…

Percentage Calculator Part Value: Whole Value: Calculate Percentage function calculatePercentage() { var partValue = parseFloat(document.getElementById(“partValue”).value); var wholeValue = parseFloat(document.getElementById(“wholeValue”).value); var result; if (isNaN(partValue) || isNaN(wholeValue)) { result = “Please enter valid numbers for both fields.”; } else if (wholeValue ===…

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:…

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:…

Modified Adjusted Gross Income (MAGI) Calculator Use this calculator to estimate your Modified Adjusted Gross Income (MAGI). MAGI is a crucial figure used for various tax purposes, including eligibility for certain deductions, credits, and programs like Roth IRA contributions, Affordable…

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()…

Gross Income Calculator Use this calculator to estimate your total annual gross income before any deductions for taxes, insurance, or retirement contributions. Gross income includes all forms of earnings, such as salary, wages, bonuses, commissions, and other income sources. Annual…

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:…

Square Area Calculator Side Length (e.g., cm, meters, inches): Calculate Area function calculateSquareArea() { var sideLengthInput = document.getElementById(“sideLength”); var resultDiv = document.getElementById(“result”); var sideLength = parseFloat(sideLengthInput.value); if (isNaN(sideLength) || sideLength <= 0) { resultDiv.innerHTML = "Please enter a valid positive…