1. What is a Percentage Addition Calculator?

Definition: This calculator determines the new value after adding a specified percentage to an original number.

Purpose: It helps with financial calculations, price adjustments, statistical analysis, and any scenario where you need to increase a value by a percentage.

2. How Does the Calculator Work?

The calculator uses the formula:

Where:

• \( N \) — Original number
• \( P \) — Percentage to add

Explanation: The percentage is converted to a decimal (divided by 100), multiplied by the original number, and then added to the original number.

3. Practical Applications

Examples:

• Calculating price increases (e.g., adding 15% tax)
• Determining salary raises (e.g., 5% increase)
• Adjusting recipe quantities (e.g., increasing by 25%)
• Statistical growth calculations

4. Using the Calculator

Tips: Enter the original number and the percentage you want to add. Both values must be ≥ 0.

5. Frequently Asked Questions (FAQ)

Q1: Can I use this for percentage decreases?
A: No, this calculator only adds percentages. For decreases, you would subtract the percentage instead.

Q2: What if I want to add multiple percentages?
A: You would need to calculate them sequentially or combine them into a single percentage first.

Q3: How precise are the calculations?
A: Results are calculated with floating-point precision and displayed to 3 decimal places.

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

Q5: Does this account for compound percentage additions?
A: No, this is a simple percentage addition. For compound percentages, you would need a different calculation.