1.59% is the change from 504 to 512
Calculation steps:
[( 512 - 504 ) ÷ 504] x 100 = 1.59%
Formula
Percentage change = [(512 - 504) / 504] x 100
Subtract the new number by the original number
512 - 504 = 8
8 ÷ 504 = 0.015873015873015872
0.015873015873015872 x 100 = 1.59%