75.97% is the change from 258 to 454
Calculation steps:
[( 454 - 258 ) ÷ 258] x 100 = 75.97%
Formula
Percentage change = [(454 - 258) / 258] x 100
Subtract the new number by the original number
454 - 258 = 196
196 ÷ 258 = 0.7596899224806202
0.7596899224806202 x 100 = 75.97%