Basic Calculator
Perform quick everyday arithmetic calculations online with this simple, fast and responsive calculator.
What Is a Basic Calculator?
A basic calculator is a tool for performing common arithmetic operations such as addition, subtraction, multiplication and division. This online calculator also supports percentages and decimal numbers for everyday calculations.
How to Use the Basic Calculator
- Enter the first number using the calculator buttons.
- Select an arithmetic operator such as +, −, × or ÷.
- Enter the next number.
- Press the equals button to calculate the result.
- Use AC to start a new calculation or DEL to remove the last entry.
Basic Calculator Operations
Addition
Add two or more numbers together using the plus operator.
Subtraction
Find the difference between numbers using the minus operator.
Multiplication
Multiply numbers together using the multiplication operator.
Division
Divide one number by another using the division operator.
Percentage
Calculate percentage values quickly using the percentage button.
Decimals
Perform calculations using decimal numbers for greater precision.
Examples of Basic Calculations
- 25 + 15 = 40
- 80 − 35 = 45
- 12 × 8 = 96
- 144 ÷ 12 = 12
- 50% of 200 = 100
Frequently Asked Questions
What can I calculate with this tool?
You can perform addition, subtraction, multiplication, division, percentage calculations and decimal arithmetic.
Can I use decimal numbers?
Yes. The calculator supports decimal values using the decimal point button.
Can I use the calculator with my keyboard?
Yes. You can use number keys, arithmetic operators, the decimal point, Enter for equals, Escape to clear and Backspace to delete.
Does the calculator save my calculations?
The calculation history is available during your current session in the calculator. It is not sent to a server.
What happens if I divide by zero?
Division by zero is not a valid arithmetic operation. The calculator displays an error instead of returning a misleading numerical result.
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