-18.18% is the change from 616 to 504
Calculation steps:
[( 504 - 616 ) ÷ 616] x 100 = -18.18%
Formula
Percentage change = [(504 - 616) / 616] x 100
Subtract the new number by the original number
504 - 616 = -112
-112 ÷ 616 = -0.18181818181818182
-0.18181818181818182 x 100 = -18.18%