-42.73% is the change from 880 to 504
Calculation steps:
[( 504 - 880 ) ÷ 880] x 100 = -42.73%
Formula
Percentage change = [(504 - 880) / 880] x 100
Subtract the new number by the original number
504 - 880 = -376
-376 ÷ 880 = -0.42727272727272725
-0.42727272727272725 x 100 = -42.73%