20.89% is the change from 426 to 515
Calculation steps:
[( 515 - 426 ) ÷ 426] x 100 = 20.89%
Formula
Percentage change = [(515 - 426) / 426] x 100
Subtract the new number by the original number
515 - 426 = 89
89 ÷ 426 = 0.20892018779342722
0.20892018779342722 x 100 = 20.89%