Basic Calculator Perform simple arithmetic operations with this clean, intuitive calculator — perfect for everyday calcul...

Basic Calculator

Perform simple arithmetic operations with this clean, intuitive calculator — perfect for everyday calculations.

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Calculator Functions

This basic calculator supports all standard arithmetic operations:

• Addition (+)**: Combine two or more numbers
• Subtraction (-)**: Find the difference between numbers
• Multiplication (×)**: Calculate the product of numbers
• Division (÷)**: Determine how many times one number fits into another
• Percentage (%)**: Calculate percentages of numbers
• Sign Change (±)**: Toggle between positive and negative values
• Clear (C)**: Reset the calculator to zero

✅ Pro Tip**: You can chain operations together (e.g., 5 + 3 × 2 = 11) and the calculator follows standard order of operations.

Common Calculator Mistakes

⚠️ Avoid these frequent errors:

• Division by zero**: Always check your denominator before dividing
• Order of operations**: Remember PEMDAS (Parentheses, Exponents, Multiplication/Division, Addition/Subtraction)
• Accidental clear**: Pressing C erases everything - use carefully
• Decimal precision**: Some repeating decimals may show rounding errors
• Large numbers**: Very large results may display in scientific notation

✅ Best Practices**:

• Double-check your inputs before pressing equals
• Use the clear button to start fresh if you make a mistake
• For complex calculations, break them into smaller steps
• Verify critical calculations with a second method

Everyday Use Cases

This basic calculator is perfect for:

• Shopping**: Calculating discounts, tax, and final prices
• Budgeting**: Tracking income, expenses, and savings
• Cooking**: Adjusting recipe quantities and conversions
• Homework**: Solving math problems and checking work
• Tips**: Calculating appropriate gratuities at restaurants

📊 Example Calculations**:

• Restaurant bill**: $45.75 + 18% tip = $53.99
• Shopping discount**: $89.99 × 25% off = $67.49
• Budgeting**: $2,500 income - $1,800 expenses = $700 savings

How to Use This Calculator

Using this calculator is simple:

1. Enter numbers** by clicking the digit buttons (0-9)
2. Select operations** using +, -, ×, ÷ buttons
3. Add decimals** with the . button for precise calculations
4. Calculate percentages** by entering a number and pressing %
5. Change signs** with the ± button to toggle positive/negative
6. Get results** by pressing the = button
7. Start over** by pressing C to clear everything

Note: This calculator handles basic arithmetic with standard mathematical rules. Results are displayed with appropriate precision and formatting.