-85.12% is the change from 504 to 75
Calculation steps:
[( 75 - 504 ) ÷ 504] x 100 = -85.12%
Formula
Percentage change = [(75 - 504) / 504] x 100
Subtract the new number by the original number
75 - 504 = -429
-429 ÷ 504 = -0.8511904761904762
-0.8511904761904762 x 100 = -85.12%