49.42% is the change from 516 to 771
Calculation steps:
[( 771 - 516 ) ÷ 516] x 100 = 49.42%
Formula
Percentage change = [(771 - 516) / 516] x 100
Subtract the new number by the original number
771 - 516 = 255
255 ÷ 516 = 0.4941860465116279
0.4941860465116279 x 100 = 49.42%