-74.85% is the change from 501 to 126
Calculation steps:
[( 126 - 501 ) ÷ 501] x 100 = -74.85%
Formula
Percentage change = [(126 - 501) / 501] x 100
Subtract the new number by the original number
126 - 501 = -375
-375 ÷ 501 = -0.7485029940119761
-0.7485029940119761 x 100 = -74.85%