55.81% is the change from 516 to 804
Calculation steps:
[( 804 - 516 ) ÷ 516] x 100 = 55.81%
Formula
Percentage change = [(804 - 516) / 516] x 100
Subtract the new number by the original number
804 - 516 = 288
288 ÷ 516 = 0.5581395348837209
0.5581395348837209 x 100 = 55.81%