1. What is a Percentage Calculator?

Definition: This calculator computes the percentage that one number represents of another number.

Purpose: It helps in various mathematical, financial, and statistical calculations where relative proportions are needed.

2. How Does the Calculator Work?

The calculator uses the formula:

Where:

• Part — The portion of the whole you're measuring
• Whole — The total or reference amount
• Percentage — The result expressed as a percentage

Explanation: The part is divided by the whole to get a decimal value, which is then multiplied by 100 to convert it to a percentage.

3. Importance of Percentage Calculation

Details: Percentage calculations are fundamental in statistics, finance, science, and everyday life for comparing proportions.

4. Using the Calculator

Tips: Enter the part and whole values (both must be positive numbers). The whole cannot be zero.

5. Frequently Asked Questions (FAQ)

Q1: What if my whole is zero?
A: Division by zero is undefined. The whole must be greater than zero for a valid calculation.

Q2: Can I calculate percentage decrease?
A: Yes, enter the decreased value as the part and the original value as the whole.

Q3: How precise are the results?
A: Results are displayed with 2 decimal places for precision.

Q4: Can I use negative numbers?
A: The calculator only accepts positive numbers as inputs.

Q5: What's the difference between percentage and percentile?
A: Percentage is a proportion out of 100, while percentile indicates a position in a distribution.