-47.66% is the change from 963 to 504
Calculation steps:
[( 504 - 963 ) ÷ 963] x 100 = -47.66%
Formula
Percentage change = [(504 - 963) / 963] x 100
Subtract the new number by the original number
504 - 963 = -459
-459 ÷ 963 = -0.4766355140186916
-0.4766355140186916 x 100 = -47.66%