Percentage Calculator→Specialized Version

Percentage Increase Calculator

Calculate % increase

Percentage Increase Calculator

Calculate the percentage increase from one value to another. Essential for tracking growth, price changes, performance improvements, and more.

Percentage Increase Formula

| Formula | Description | ((New - Old) / Old) × 100Standard percentage increase (New / Old - 1) × 100Alternative formula

Percentage Increase Examples

OriginalNew Value% Increase $100$12020% 507550% 20030050% | 1,000 | 1,500 | 50% |

Implementation

``javascript function percentageIncrease(original, newValue) { if (original === 0) return newValue > 0 ? Infinity : 0; return ((newValue - original) / original) * 100; }``

Common Applications

Percentage increase is used for salary raises, investment returns, sales growth, price inflation, population growth, and performance metrics.

Frequently Asked Questions

How do I calculate percentage increase?

Subtract the original value from the new value, divide by the original value, and multiply by 100. Formula: ((New - Original) / Original) × 100. For example, going from 50 to 75 is ((75-50)/50) × 100 = 50% increase.

Can percentage increase be over 100%?

Yes, when the new value is more than double the original. Going from 100 to 250 is a 150% increase. Going from 100 to 300 is a 200% increase (tripling).

What if the original value is zero?

Percentage increase from zero is undefined (division by zero). In practice, you cannot calculate a percentage change from zero. Use absolute change instead.