Enter the first and second numbers.
Arithmetic Calculator
Basic Calculator
Perform addition, subtraction, multiplication, division, remainder, and power calculations with a clear calculation trail.
Instant answer
Formula breakdown
Browser-based
Mobile friendly
Interactive calculator
Enter your values
Use the example values or replace them with your own. Required validation happens before the calculation.
Ready
Calculated answer
Result
Simple workflow
How to use the Basic Calculator
Follow these steps to get a reliable result and understand how it was produced.
Choose the operation you want to perform.
Select Calculate to see the answer and calculation statement.
Understanding the calculation
The selected arithmetic operator is applied to the two values. Division and remainder calculations require a non-zero second value.
Result = first number operator second numberThe result panel substitutes your numbers into this relationship and shows the important intermediate values.
Common uses
- Checking everyday arithmetic
- Schoolwork and quick estimates
- Comparing division, remainder, and powers
Accuracy tips
- Use decimals when the values are not whole numbers.
- A number cannot be divided by zero.
- Very large powers may be displayed in scientific notation.
Helpful answers
Basic Calculator FAQs
Important details about formulas, inputs, limitations, and result interpretation.
What is the difference between division and modulo?
Division returns the quotient, while modulo returns the remainder after division.
Can this calculator handle negative numbers?
Yes. Negative values and decimal values are supported.
Why is a large answer shown with an e?
That is scientific notation, used to display extremely large or small values clearly.
Are calculations saved?
No. The values are processed in your browser and are not intentionally stored.