12.33% is the change from 454 to 510
Calculation steps:
[( 510 - 454 ) ÷ 454] x 100 = 12.33%
Formula
Percentage change = [(510 - 454) / 454] x 100
Subtract the new number by the original number
510 - 454 = 56
56 ÷ 454 = 0.12334801762114538
0.12334801762114538 x 100 = 12.33%