63.48% is the change from 523 to 855
Calculation steps:
[( 855 - 523 ) ÷ 523] x 100 = 63.48%
Formula
Percentage change = [(855 - 523) / 523] x 100
Subtract the new number by the original number
855 - 523 = 332
332 ÷ 523 = 0.6347992351816444
0.6347992351816444 x 100 = 63.48%