20.56% is the change from 428 to 516
Calculation steps:
[( 516 - 428 ) ÷ 428] x 100 = 20.56%
Formula
Percentage change = [(516 - 428) / 428] x 100
Subtract the new number by the original number
516 - 428 = 88
88 ÷ 428 = 0.205607476635514
0.205607476635514 x 100 = 20.56%