56.84% is the change from 519 to 814
Calculation steps:
[( 814 - 519 ) ÷ 519] x 100 = 56.84%
Formula
Percentage change = [(814 - 519) / 519] x 100
Subtract the new number by the original number
814 - 519 = 295
295 ÷ 519 = 0.5684007707129094
0.5684007707129094 x 100 = 56.84%