How to calculate the percentage increase when monthly transit pass prices change?

Try changing the values in the input fields below to see how the calculation results update in real time!

My monthly transit pass went from $ to $ ...
What is the percentage increase?

Calculation type: Calculating percentage change (increase).
Calculator usage: Use the Percentage Change CALCULATOR ("What is the percentage change from the Original value to the New value?"). Enter $100 [Original] and $120 [New].
Formula explanation:
We want to find the percentage change from $100 to $120.
Formula: ((New value - Original value) / Original value) × 100%
Percentage change = (($120 - $100) / $100) × 100% = ($20 / $100) × 100% = 0.2 × 100% = 20%
Incomplete data. Enter all required values to see the calculations.

Answer: The increase is %.

© 2025-2026 Bilargo. All rights reserved.