95.29% is the change from 425 to 830
Calculation steps:
[( 830 - 425 ) ÷ 425] x 100 = 95.29%
Formula
Percentage change = [(830 - 425) / 425] x 100
Subtract the new number by the original number
830 - 425 = 405
405 ÷ 425 = 0.9529411764705882
0.9529411764705882 x 100 = 95.29%