90.63% is the change from 523 to 997
Calculation steps:
[( 997 - 523 ) ÷ 523] x 100 = 90.63%
Formula
Percentage change = [(997 - 523) / 523] x 100
Subtract the new number by the original number
997 - 523 = 474
474 ÷ 523 = 0.9063097514340345
0.9063097514340345 x 100 = 90.63%