69.16% is the change from 454 to 768
Calculation steps:
[( 768 - 454 ) ÷ 454] x 100 = 69.16%
Formula
Percentage change = [(768 - 454) / 454] x 100
Subtract the new number by the original number
768 - 454 = 314
314 ÷ 454 = 0.6916299559471366
0.6916299559471366 x 100 = 69.16%