Calculator

Result will appear here

Usage Guide

This calculator supports evaluating prefix and postfix expressions. Use the respective input fields to enter the expressions and click the relevant button to compute the result.

Valid Operators

+
Addition
-
Subtraction
*
Multiplication
/
Division

Examples

Prefix

  • + 3 5 (Result: 8)
  • * + 2 3 4 (Result: 20)
  • + 1 * 2 3 (Result: 7)

Postfix

  • 3 5 + (Result: 8)
  • 2 3 + 4 * (Result: 20)
  • 1 2 3 * + (Result: 7)