19.77% is the change from 516 to 618
Calculation steps:
[( 618 - 516 ) ÷ 516] x 100 = 19.77%
Formula
Percentage change = [(618 - 516) / 516] x 100
Subtract the new number by the original number
618 - 516 = 102
102 ÷ 516 = 0.19767441860465115
0.19767441860465115 x 100 = 19.77%