Simple Calculator
A free, easy-to-use online calculator for basic arithmetic operations. Perform addition, subtraction, multiplication, and division instantly.
What is a Simple Calculator?
A simple calculator is a basic mathematical tool designed to perform fundamental arithmetic operations: addition, subtraction, multiplication, and division. Unlike scientific or graphing calculators, a simple calculator focuses on everyday calculations that you might need for budgeting, shopping, cooking, or general number crunching.
Our free online simple calculator provides instant results without requiring any downloads or installations. It works on any device with a web browser, making it perfect for quick calculations on the go.
How to Use the Simple Calculator
- Enter your first number: Click the number buttons (0-9) to input your first number.
- Select an operation: Click the operation button (+, −, ×, ÷) you want to perform.
- Enter your second number: Click the number buttons to input your second number.
- Get your result: Click the equals (=) button to see the result of your calculation.
- Continue calculating: You can perform additional operations on the result, or click "Clear" to start fresh.
Example Calculations
Example 1: Addition
25 + 17 = 42
Example 2: Subtraction
100 − 37 = 63
Example 3: Multiplication
12 × 8 = 96
Example 4: Division
144 ÷ 12 = 12
Frequently Asked Questions
Can I use this calculator on my mobile device?
Yes! Our simple calculator is fully responsive and works perfectly on smartphones, tablets, and desktop computers. No app download required.
Does this calculator support decimal numbers?
Absolutely. You can perform calculations with decimal numbers by clicking the decimal point (.) button. For example, 3.5 + 2.7 = 6.2.
Can I chain multiple operations together?
Yes, you can perform multiple operations in sequence. After getting a result, you can immediately select another operation and continue calculating.
Is this calculator free to use?
Yes, our simple calculator is completely free to use with no registration required. There are no hidden fees or limitations.
Cite This Calculator
Reference this calculator on your website or in your work using the citation below:
HTML Citation Code:
<p>Calculator: <a href="https://onlinecalculator.co.uk/simple-calculator" target="_blank">Simple Calculator</a> - OnlineCalculator.co.uk</p>APA Style Citation:
OnlineCalculator.co.uk. (2025). Simple Calculator. Retrieved from https://onlinecalculator.co.uk/simple-calculatorNote: This calculator is free to use and reference. No permission required for educational or commercial citation.