This calculator helps you determine the percentage change in a country's Gross Domestic Product (GDP) over a specific period. GDP represents the total monetary value of all the finished goods and services produced within a country's borders in a specific time frame.
.gdp-growth-calculator {
font-family: sans-serif;
border: 1px solid #ccc;
padding: 20px;
border-radius: 8px;
max-width: 400px;
margin: 20px auto;
}
.gdp-growth-calculator h2 {
text-align: center;
margin-bottom: 20px;
}
.input-section {
margin-bottom: 15px;
}
.input-section label {
display: block;
margin-bottom: 5px;
font-weight: bold;
}
.input-section input {
width: 100%;
padding: 8px;
border: 1px solid #ccc;
border-radius: 4px;
box-sizing: border-box; /* Ensures padding doesn't affect width */
}
button {
width: 100%;
padding: 10px;
background-color: #007bff;
color: white;
border: none;
border-radius: 4px;
cursor: pointer;
font-size: 16px;
}
button:hover {
background-color: #0056b3;
}
#result {
margin-top: 20px;
padding: 15px;
background-color: #e9ecef;
border: 1px solid #ced4da;
border-radius: 4px;
text-align: center;
font-size: 18px;
font-weight: bold;
}
function calculateGdpGrowth() {
var currentGdp = parseFloat(document.getElementById("currentGdp").value);
var previousGdp = parseFloat(document.getElementById("previousGdp").value);
var resultDiv = document.getElementById("result");
if (isNaN(currentGdp) || isNaN(previousGdp) || previousGdp === 0) {
resultDiv.textContent = "Please enter valid numbers for both GDP values, and ensure the previous GDP is not zero.";
return;
}
// Formula for GDP Growth Rate: ((Current GDP – Previous GDP) / Previous GDP) * 100
var growthRate = ((currentGdp – previousGdp) / previousGdp) * 100;
resultDiv.textContent = "GDP Growth Rate: " + growthRate.toFixed(2) + "%";
}