580% is the change from 125 to 850
Calculation steps:
[( 850 - 125 ) ÷ 125] x 100 = 580%
Formula
Percentage change = [(850 - 125) / 125] x 100
Subtract the new number by the original number
850 - 125 = 725
725 ÷ 125 = 5.8
5.8 x 100 = 580%
Example