-95.21% is the change from 501 to 24
Calculation steps:
[( 24 - 501 ) ÷ 501] x 100 = -95.21%
Formula
Percentage change = [(24 - 501) / 501] x 100
Subtract the new number by the original number
24 - 501 = -477
-477 ÷ 501 = -0.9520958083832335
-0.9520958083832335 x 100 = -95.21%