Personal Budget Calculator
:root {
–primary-blue: #004a99;
–success-green: #28a745;
–light-background: #f8f9fa;
–border-color: #dee2e6;
–text-color: #343a40;
–label-color: #495057;
}
body {
font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
background-color: var(–light-background);
color: var(–text-color);
line-height: 1.6;
margin: 0;
padding: 20px;
display: flex;
justify-content: center;
align-items: flex-start;
min-height: 100vh;
}
.loan-calc-container {
background-color: #ffffff;
padding: 30px;
border-radius: 8px;
box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
width: 100%;
max-width: 700px;
box-sizing: border-box;
}
h1, h2 {
color: var(–primary-blue);
text-align: center;
margin-bottom: 20px;
}
.input-section, .result-section {
margin-bottom: 25px;
padding: 20px;
border: 1px solid var(–border-color);
border-radius: 6px;
background-color: #ffffff;
}
.input-group {
margin-bottom: 15px;
display: flex;
flex-direction: column;
align-items: flex-start;
}
.input-group label {
display: block;
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font-weight: 500;
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font-size: 0.95em;
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.input-group input[type="number"],
.input-group input[type="text"],
.input-group select {
width: calc(100% – 20px); /* Adjust for padding */
padding: 10px;
border: 1px solid var(–border-color);
border-radius: 4px;
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.input-group input[type="number"]:focus,
.input-group input[type="text"]:focus,
.input-group select:focus {
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button {
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width: 100%;
margin-top: 10px;
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button:hover {
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background-color: var(–success-green);
color: white;
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text-align: center;
border-radius: 6px;
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font-weight: bold;
margin-top: 20px;
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/* Responsive Adjustments */
@media (max-width: 600px) {
.loan-calc-container {
padding: 20px;
}
h1 {
font-size: 1.8em;
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button {
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padding: 10px 20px;
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}
Personal Budget Calculator
Budget Summary
Enter your details and click "Calculate My Budget".
Understanding Your Personal Budget
A personal budget is a financial plan that estimates your income and expenses over a specific period, typically monthly. It's a crucial tool for managing your money effectively, achieving financial goals, and gaining control over your spending. This calculator helps you visualize where your money is going and identify areas where you might be able to save or reallocate funds.
The core principle behind budgeting is simple: Income – Expenses = Net Savings/Deficit.
- Income: This is all the money you receive, usually after taxes have been deducted (take-home pay).
- Expenses: These are all the costs associated with your lifestyle. We categorize them to make tracking easier:
- Fixed Expenses: Costs that remain relatively constant each month, such as rent/mortgage payments, loan installments, and insurance premiums.
- Variable Expenses: Costs that can fluctuate from month to month, like utilities, groceries, transportation fuel, and entertainment.
- Discretionary Expenses: Non-essential spending that can be adjusted, such as dining out, hobbies, and subscriptions.
- Net Savings/Deficit:
- A positive number indicates a surplus – you have more income than expenses, allowing for savings, investments, or debt reduction.
- A negative number indicates a deficit – your expenses exceed your income, meaning you're spending more than you earn and may need to cut back on spending or increase income.
How This Calculator Works:
This calculator sums up all your reported expenses and subtracts them from your total monthly income.
The formula is:
Total Expenses = Housing + Utilities + Transportation + Food & Groceries + Debt Payments + Personal Care + Entertainment + Savings & Investments + Other Expenses
Net Budget = Monthly Income - Total Expenses
A positive result signifies money left over for unexpected costs, additional savings, or investments. A negative result highlights a budget shortfall that requires attention.
Why Budgeting Matters:
- Achieve Financial Goals: Whether it's buying a home, saving for retirement, or paying off debt, a budget provides a roadmap.
- Reduce Financial Stress: Knowing where your money is going can alleviate anxiety about finances.
- Avoid Debt: By living within your means, you can prevent accumulating unnecessary debt.
- Make Informed Decisions: A budget helps you prioritize spending and understand the financial impact of your choices.
Regularly reviewing and adjusting your budget is key to adapting to life's changes and staying on track with your financial objectives.
function calculateBudget() {
var monthlyIncome = parseFloat(document.getElementById("monthlyIncome").value);
var housingRent = parseFloat(document.getElementById("housingRent").value);
var utilities = parseFloat(document.getElementById("utilities").value);
var transportation = parseFloat(document.getElementById("transportation").value);
var foodGroceries = parseFloat(document.getElementById("foodGroceries").value);
var debtPayments = parseFloat(document.getElementById("debtPayments").value);
var personalCare = parseFloat(document.getElementById("personalCare").value);
var entertainment = parseFloat(document.getElementById("entertainment").value);
var savingsInvestments = parseFloat(document.getElementById("savingsInvestments").value);
var otherExpenses = parseFloat(document.getElementById("otherExpenses").value);
var resultDiv = document.getElementById("result");
// Validate inputs
if (isNaN(monthlyIncome) || isNaN(housingRent) || isNaN(utilities) || isNaN(transportation) ||
isNaN(foodGroceries) || isNaN(debtPayments) || isNaN(personalCare) || isNaN(entertainment) ||
isNaN(savingsInvestments) || isNaN(otherExpenses)) {
resultDiv.innerHTML = "Please enter valid numbers for all fields.";
return;
}
var totalExpenses = housingRent + utilities + transportation + foodGroceries +
debtPayments + personalCare + entertainment + savingsInvestments + otherExpenses;
var netBudget = monthlyIncome – totalExpenses;
var resultHTML = "";
var resultClass = "";
if (netBudget >= 0) {
resultHTML = "$" + netBudget.toFixed(2) + "
Surplus – You have money left over!";
resultClass = "result-display";
} else {
resultHTML = "$" + Math.abs(netBudget).toFixed(2) + "
Deficit – Your expenses are higher than your income.";
resultClass = "result-display";
}
resultDiv.innerHTML = resultHTML;
resultDiv.className = resultClass; // Ensure the class is applied correctly
}