17.58% is the change from 455 to 535
Calculation steps:
[( 535 - 455 ) ÷ 455] x 100 = 17.58%
Formula
Percentage change = [(535 - 455) / 455] x 100
Subtract the new number by the original number
535 - 455 = 80
80 ÷ 455 = 0.17582417582417584
0.17582417582417584 x 100 = 17.58%