Zakat Calculator for Gold Weight of Gold (grams): Gold Purity (%): (e.g., 99.9 for 24K, 91.67 for 22K, 75 for 18K) Current Gold Price per Gram (e.g., USD): Calculate Zakat function calculateZakatGold() { var goldWeightGrams = parseFloat(document.getElementById(“goldWeightGrams”).value); var goldPurityPercent =…

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:…

Wrought Iron Fence Price Calculator Use this calculator to estimate the cost of your new wrought iron fence project. Prices can vary significantly based on materials, design complexity, and labor rates in your area. This tool provides a general estimate…

Wood Deck Material Calculator Deck Length (feet): Deck Width (feet): Decking Board Width (inches, actual): Decking Board Length (feet): Joist Spacing (inches on center): Beam Spacing (feet on center): Post Spacing along Beams (feet on center): Deck Height from Ground…

Zillow Home Equity Calculator Current Home Value: Outstanding Mortgage Balance: Calculate Equity Your Home Equity: Total Home Equity: $0.00 Equity Percentage: 0.00% function calculateHomeEquity() { var currentHomeValueInput = document.getElementById(“currentHomeValue”).value; var outstandingMortgageBalanceInput = document.getElementById(“outstandingMortgageBalance”).value; var currentHomeValue = parseFloat(currentHomeValueInput); var outstandingMortgageBalance =…

Yearly Annual Income Calculator Select Base Income Type: Hourly Wage Fixed Annual Salary Hourly Rate: Hours Per Week: Weeks Per Year: Fixed Annual Salary: Additional Annual Income Sources Annual Bonus Income: Annual Commission Income: Other Annual Income: Calculate Annual Income…

Wheel & Tire Offset Calculator Use this calculator to compare your current wheel and tire setup with a potential new setup. It will show you how much the inner and outer edges of your wheels and tires will move, helping…

Chi-Squared (χ²) Test Calculator Use this calculator to perform a Chi-Squared test for independence on a 2×2 contingency table. Enter the observed frequencies in the fields below to determine if there is a significant association between two categorical variables. Observed…

ZAR to USD Converter Amount in South African Rand (ZAR): ZAR per 1 US Dollar (Current Exchange Rate): Convert to USD function calculateZARtoUSD() { var zarAmountInput = document.getElementById(“zarAmount”); var exchangeRateInput = document.getElementById(“exchangeRate”); var resultDisplay = document.getElementById(“resultDisplay”); var zarAmount = parseFloat(zarAmountInput.value);…

Yen to USD Historical Exchange Rate Calculator Amount in Japanese Yen (¥): Conversion Date: Calculate USD Equivalent Enter the Yen amount and date, then click ‘Calculate’ to see the USD equivalent. Disclaimer: This calculator uses simulated historical exchange rate data…