212% is the change from 125 to 390
Calculation steps:
[( 390 - 125 ) ÷ 125] x 100 = 212%
Formula
Percentage change = [(390 - 125) / 125] x 100
Subtract the new number by the original number
390 - 125 = 265
265 ÷ 125 = 2.12
2.12 x 100 = 212%
Example