55.11% is the change from 519 to 805
Calculation steps:
[( 805 - 519 ) ÷ 519] x 100 = 55.11%
Formula
Percentage change = [(805 - 519) / 519] x 100
Subtract the new number by the original number
805 - 519 = 286
286 ÷ 519 = 0.5510597302504817
0.5510597302504817 x 100 = 55.11%