-94.41% is the change from 501 to 28
Calculation steps:
[( 28 - 501 ) ÷ 501] x 100 = -94.41%
Formula
Percentage change = [(28 - 501) / 501] x 100
Subtract the new number by the original number
28 - 501 = -473
-473 ÷ 501 = -0.9441117764471058
-0.9441117764471058 x 100 = -94.41%