52.38% is the change from 504 to 768
Calculation steps:
[( 768 - 504 ) ÷ 504] x 100 = 52.38%
Formula
Percentage change = [(768 - 504) / 504] x 100
Subtract the new number by the original number
768 - 504 = 264
264 ÷ 504 = 0.5238095238095238
0.5238095238095238 x 100 = 52.38%