81.13% is the change from 530 to 960
Calculation steps:
[( 960 - 530 ) ÷ 530] x 100 = 81.13%
Formula
Percentage change = [(960 - 530) / 530] x 100
Subtract the new number by the original number
960 - 530 = 430
430 ÷ 530 = 0.8113207547169812
0.8113207547169812 x 100 = 81.13%