76.36% is the change from 258 to 455
Calculation steps:
[( 455 - 258 ) ÷ 258] x 100 = 76.36%
Formula
Percentage change = [(455 - 258) / 258] x 100
Subtract the new number by the original number
455 - 258 = 197
197 ÷ 258 = 0.7635658914728682
0.7635658914728682 x 100 = 76.36%