-44.52% is the change from 903 to 501
Calculation steps:
[( 501 - 903 ) ÷ 903] x 100 = -44.52%
Formula
Percentage change = [(501 - 903) / 903] x 100
Subtract the new number by the original number
501 - 903 = -402
-402 ÷ 903 = -0.44518272425249167
-0.44518272425249167 x 100 = -44.52%