51.39% is the change from 504 to 763
Calculation steps:
[( 763 - 504 ) ÷ 504] x 100 = 51.39%
Formula
Percentage change = [(763 - 504) / 504] x 100
Subtract the new number by the original number
763 - 504 = 259
259 ÷ 504 = 0.5138888888888888
0.5138888888888888 x 100 = 51.39%