-12.72% is the change from 519 to 453
Calculation steps:
[( 453 - 519 ) ÷ 519] x 100 = -12.72%
Formula
Percentage change = [(453 - 519) / 519] x 100
Subtract the new number by the original number
453 - 519 = -66
-66 ÷ 519 = -0.12716763005780346
-0.12716763005780346 x 100 = -12.72%