---
title: "Discussion on \"Why 0.1 + 0.2 ≠ 0.3: A Deep Dive into IEEE 754 and Floating-Point Arithmetic\" | Hashnode"
description: "Discussion on \"Why 0.1 + 0.2 ≠ 0.3: A Deep Dive into IEEE 754 and Floating-Point Arithmetic\". Discover floating-point errors and IEEE 754. Learn how computers handle numbers, common errors, and solutions to enhance your coding skills."
url: "https://hashnode.com/posts/why-01-02-03-a-deep-dive-into-ieee-754-and-floating-point-arithmetic/668e56fadc202c6799d3c6b5"
---

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# [Why 0.1 + 0.2 ≠ 0.3: A Deep Dive into IEEE 754 and Floating-Point Arithmetic](https://larrylu.dev/why-01-02-03-a-deep-dive-into-ieee-754-and-floating-point-arithmetic?utm_source=hashnode&utm_medium=feed)

Discover floating-point errors and IEEE 754. Learn how computers handle numbers, common errors, and solutions to enhance your coding skills.

Jan 9, 2020 · 4 min read · larrylu.dev  
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## Written by

[Larry Lu](https://hashnode.com/@larrylutw)

@larrylutw · Taipei, Taiwan

  
[View profile](https://hashnode.com/@larrylutw)

Software Engineer

I'm Larry, an experienced developer specializing in Node.js and Golang, with additional frontend skills in React.js. For consulting or a chat, feel free to reach out to me at larrylu86@gmail.com.

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