-47.55% is the change from 961 to 504
Calculation steps:
[( 504 - 961 ) ÷ 961] x 100 = -47.55%
Formula
Percentage change = [(504 - 961) / 961] x 100
Subtract the new number by the original number
504 - 961 = -457
-457 ÷ 961 = -0.4755463059313215
-0.4755463059313215 x 100 = -47.55%