17.62% is the change from 454 to 534
Calculation steps:
[( 534 - 454 ) ÷ 454] x 100 = 17.62%
Formula
Percentage change = [(534 - 454) / 454] x 100
Subtract the new number by the original number
534 - 454 = 80
80 ÷ 454 = 0.1762114537444934
0.1762114537444934 x 100 = 17.62%