85.32% is the change from 504 to 934
Calculation steps:
[( 934 - 504 ) ÷ 504] x 100 = 85.32%
Formula
Percentage change = [(934 - 504) / 504] x 100
Subtract the new number by the original number
934 - 504 = 430
430 ÷ 504 = 0.8531746031746031
0.8531746031746031 x 100 = 85.32%