Python Project: Build a Calculator with Python

Level: Real-World Project

Apr 04, 2025

∙ Paid

Project Overview 💡

In this project, you’ll build a fully functional calculator using Tkinter, Python’s standard GUI library. This app allows basic arithmetic operations and demonstrates how to work with buttons, layout grids, and event handling in a graphical user interface.

Challenge Yourself! 🚀

Before checking the solution, try building a basic calculator GUI from scratch using Tkinter!

Task:

Create a calculator app that lets users:

Input numbers and arithmetic operators
Perform addition, subtraction, multiplication, and division
Clear input
Display the result when clicking the equals button

Expected Output: A GUI window with calculator buttons and an input field to perform calculations.

Give it a shot! Scroll down when you're ready for the step-by-step guide.

Spoiler Alert!

Step-by-Step Guide

Step 1️⃣: Import Required Libraries

Import tkinter and ttk for the graphical interface components.

Place this code in lines 1-2:

Python Project: Build a Calculator with Python

Level: Real-World Project