57.75% is the change from 516 to 814
Calculation steps:
[( 814 - 516 ) ÷ 516] x 100 = 57.75%
Formula
Percentage change = [(814 - 516) / 516] x 100
Subtract the new number by the original number
814 - 516 = 298
298 ÷ 516 = 0.5775193798449613
0.5775193798449613 x 100 = 57.75%