RPN Calculator
[INFO] Reverse Polish Notation calculator. Stack-based operations. 100% client-side.
[STACK EMPTY]
0
Keyboard Shortcuts
Input
0-9 Enter digits
. Decimal point
Enter Push to stack
Operations
+ Add
- Subtract
* Multiply
/ Divide
Control
Esc Clear input
Backspace Delete digit
C Clear all
Quick Reference
Example:
5 [Enter] 3 [Enter] [*] = 15
RPN Logic:
Operators follow operands
Stack:
Last-In-First-Out (LIFO)