15.7% is the change from 516 to 597
Calculation steps:
[( 597 - 516 ) ÷ 516] x 100 = 15.7%
Formula
Percentage change = [(597 - 516) / 516] x 100
Subtract the new number by the original number
597 - 516 = 81
81 ÷ 516 = 0.1569767441860465
0.1569767441860465 x 100 = 15.7%