Percentage Change Calculator
Percent increase or decrease between two values — with multiplier.
See how it works
Watch a quick simulation of this tool in action — no file needed.
How to use Percentage Change Calculator
Follow these steps — everything happens instantly in your browser.
- 1
Step 1. Enter the original (old) value.
- 2
Step 2. Enter the new value.
- 3
Step 3. See percent change, direction, absolute change and multiplier instantly.
Why use this tool
Frequently asked questions
Everything you might want to know about percentage change calculator.
Popular
Average Calculator
Mean, median, mode, sum, range — instant statistics for any list of numbers.
Exponential Growth Calculator
A = P · e^(rt) — population, bacteria, compound growth.
Grade Calculator
Weighted class grade from assignments, exams and categories.
Z-Score Calculator
z = (x − μ) / σ — with percentile and tail probability.