69.01% is the change from 455 to 769
Calculation steps:
[( 769 - 455 ) ÷ 455] x 100 = 69.01%
Formula
Percentage change = [(769 - 455) / 455] x 100
Subtract the new number by the original number
769 - 455 = 314
314 ÷ 455 = 0.6901098901098901
0.6901098901098901 x 100 = 69.01%