**Introduction**

Calculating percentages is a common task in various fields, especially in educational settings where tests and exams often involve percentage-based scoring. A user-friendly and efficient tool for this purpose is essential. In this article, we’ll guide you through creating a percentage calculator using HTML and JavaScript, ensuring accuracy and precision in calculations.

**How to Use**

To use the Percentage Calculator for Tests, follow these simple steps:

- Input the total marks and obtained marks in their respective fields.
- Click the “Calculate” button to obtain the percentage result.

**Formula**

The formula for calculating the percentage is:

Percentage=(Obtained MarksTotal Marks)×100

**Example**

Let’s take an example to illustrate the calculation process:

- Total Marks: 200
- Obtained Marks: 150

Percentage=(150200)×100=75%

**FAQs**

**What is the formula for calculating percentages?**- The formula is $Percentage=(Total MarksObtained Marks )×100$.

**Can I use this calculator for any type of test?**- Yes, you can use it for any test where you need to calculate the percentage based on obtained and total marks.

**Is the calculator accurate for fractional marks?**- Yes, the calculator is designed to handle fractional marks with precision.

**Conclusion**

Creating a Percentage Calculator for Tests using HTML and JavaScript provides a quick and accurate solution for calculating percentages. This tool is user-friendly and versatile, making it suitable for various educational scenarios.