64.55% is the change from 519 to 854
Calculation steps:
[( 854 - 519 ) ÷ 519] x 100 = 64.55%
Formula
Percentage change = [(854 - 519) / 519] x 100
Subtract the new number by the original number
854 - 519 = 335
335 ÷ 519 = 0.6454720616570327
0.6454720616570327 x 100 = 64.55%