-57.8% is the change from 519 to 219
Calculation steps:
[( 219 - 519 ) ÷ 519] x 100 = -57.8%
Formula
Percentage change = [(219 - 519) / 519] x 100
Subtract the new number by the original number
219 - 519 = -300
-300 ÷ 519 = -0.5780346820809249
-0.5780346820809249 x 100 = -57.8%