frcalc - A simple fraction calculator

Features

• Basic operations such as additition, substraction and multiplication
• Parentheses
• Integer part extraction
• Remember answer to use it in subsequent calculation

Usage

Run python frcalc.py in the working folder to start a calculator.

• Use / symbol to denote a fraction:

> 5 + 1/3 + 12 + (1/4 + 1/3)
215/12

• Insert i symbol in the beginning of the expression to extract integer part:

> i 5 + 1/3 + 12 + (1/4 + 1/3)
17+11/12

• Use keyword ans to insert previously calculated answer

> 5 + 1/3 + 12 + (1/4 + 1/3)
215/12
> ans * (3/5 + 9/5)
43

• Use keyword exit to close the calculator.