75.68% is the change from 259 to 455
Calculation steps:
[( 455 - 259 ) ÷ 259] x 100 = 75.68%
Formula
Percentage change = [(455 - 259) / 259] x 100
Subtract the new number by the original number
455 - 259 = 196
196 ÷ 259 = 0.7567567567567568
0.7567567567567568 x 100 = 75.68%