Change Exchange Rate Calculator

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Understanding Exchange Rates

Exchange rates are the value of one country's currency for the purpose of trading it for another. They are crucial for international trade, travel, and investment. The exchange rate between two currencies fluctuates constantly due to various economic and political factors, including inflation, interest rates, political stability, and market speculation.

When you exchange one currency for another, you are essentially buying or selling that currency. For example, if the exchange rate between the US Dollar (USD) and the Euro (EUR) is 1 EUR = 1.10 USD, it means that one Euro can be exchanged for 1.10 US Dollars. Conversely, 1 USD would be equivalent to approximately 0.91 EUR (1 / 1.10).

This calculator helps you quickly convert amounts from one currency to another using a specified exchange rate. Simply input the amount you wish to convert and the current exchange rate, and it will show you the equivalent amount in the target currency.

Currency Exchange Calculator

.calculator-container { font-family: sans-serif; display: flex; flex-wrap: wrap; gap: 20px; margin-bottom: 30px; } .calculator-article { flex: 1; min-width: 300px; } .calculator-form { background-color: #f9f9f9; padding: 20px; border-radius: 8px; box-shadow: 0 2px 5px rgba(0,0,0,0.1); min-width: 300px; display: flex; flex-direction: column; gap: 15px; } .calculator-form h3 { margin-top: 0; color: #333; } .form-group { display: flex; flex-direction: column; gap: 5px; } .form-group label { font-weight: bold; color: #555; } .form-group input[type="text"], .form-group input[type="number"] { padding: 10px; border: 1px solid #ccc; border-radius: 4px; font-size: 16px; } .calculator-form button { background-color: #4CAF50; color: white; padding: 12px 20px; border: none; border-radius: 4px; cursor: pointer; font-size: 16px; transition: background-color 0.3s ease; } .calculator-form button:hover { background-color: #45a049; } .calculator-result { margin-top: 15px; font-size: 18px; font-weight: bold; color: #333; text-align: center; padding: 10px; background-color: #e8f5e9; border: 1px solid #c8e6c9; border-radius: 4px; } function calculateExchange() { var amountToConvert = parseFloat(document.getElementById("amountToConvert").value); var baseCurrencyName = document.getElementById("baseCurrencyName").value.trim(); var targetCurrencyName = document.getElementById("targetCurrencyName").value.trim(); var exchangeRate = parseFloat(document.getElementById("exchangeRate").value); var resultDiv = document.getElementById("result"); resultDiv.innerHTML = ""; // Clear previous results if (isNaN(amountToConvert) || isNaN(exchangeRate) || baseCurrencyName === "" || targetCurrencyName === "") { resultDiv.innerHTML = "Please enter valid values for all fields."; return; } if (amountToConvert < 0 || exchangeRate <= 0) { resultDiv.innerHTML = "Amount to convert cannot be negative, and exchange rate must be positive."; return; } var convertedAmount = amountToConvert * exchangeRate; resultDiv.innerHTML = amountToConvert + " " + baseCurrencyName + " is equal to " + convertedAmount.toFixed(4) + " " + targetCurrencyName; }

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