-12.33% is the change from 519 to 455
Calculation steps:
[( 455 - 519 ) ÷ 519] x 100 = -12.33%
Formula
Percentage change = [(455 - 519) / 519] x 100
Subtract the new number by the original number
455 - 519 = -64
-64 ÷ 519 = -0.1233140655105973
-0.1233140655105973 x 100 = -12.33%