Percentage Calculator - Calculate Percentage % Online Free | BalochTools
Free Percentage Calculator to calculate X% of Y, what percent is X of Y, and percentage increase/decrease. Best for students, shop discounts, business & exams. 100% free by BalochTools.
Percentage Calculator
1. What is X% of Y?
2. X is what % of Y?
3. Percentage Increase / Decrease
What is Percentage Calculator?
A Percentage Calculator is a free math tool that helps you find percentages quickly. Percentage means "per hundred" - If you score 80 out of 100, your percentage is 80%. Our BalochTools Percentage Calculator solves 3 most common percentage problems instantly without manual calculation.
Percentage Formula - How to Calculate?
Formula 1: What is X% of Y?
Formula = (X/100) × Y
Example: What is 20% of 150? = (20/100) × 150 = 30
Formula 2: X is what % of Y?
Formula = (X/Y) × 100
Example: 30 is what % of 150? = (30/150) × 100 = 20%
Formula 3: Percentage Increase
Formula = ((New - Old)/Old) × 100
Example: From 100 to 120 = ((120-100)/100)×100 = 20% Increase
Why Use BalochTools Percentage Calculator?
- ✅ For Students: Calculate exam marks, GPA percentage
- ✅ For Shopping: Find discount - What is 30% off on $200?
- ✅ For Business: Profit percentage, salary increase
- ✅ 100% Free, No Signup, Private
- ✅ Works on Mobile, Tablet, Laptop
Percentage Chart - Common Percentages
| Percentage | Result of 100 | Use |
|---|---|---|
| 10% | 10 | Tip, Discount |
| 20% | 20 | Sale |
| 25% | 25 | Quarter |
| 50% | 50 | Half |
| 75% | 75 | Most |
| 100% | 100 | Full |
Frequently Asked Questions (FAQs)
How to calculate percentage of marks?
Divide obtained marks by total marks and multiply by 100. Example: 450/500×100 = 90%
What is 20% of 100?
20% of 100 is 20. Formula (20/100)×100 = 20
How to find discount percentage?
Use our calculator: Enter discount amount and original price in "X is what % of Y" to find discount %.
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