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Want to format numbers in JavaScript to 2 decimal places or convert strings to numbers? In this beginner-friendly tutorial, you’ll learn how to use toFixed() and parseFloat() to control how numbers are displayed and handled in JavaScript.
We’ll show you the difference between these two methods, when to use each, and common mistakes to avoid — especially when dealing with decimals, currency formatting, and rounding.
🧠 In this video, you’ll learn:
How to use toFixed() to round numbers to fixed decimals
How to use parseFloat() to convert strings to floating-point numbers
Differences between parseFloat, parseInt, and Number()
Common use cases in real-world projects
Formatting numbers for price, percentage, and user input
Great for JavaScript beginners, students, and developers who need to format output properly or work with numerical data.
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2025/07/06
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