92.64% is the change from 258 to 497
Calculation steps:
[( 497 - 258 ) ÷ 258] x 100 = 92.64%
Formula
Percentage change = [(497 - 258) / 258] x 100
Subtract the new number by the original number
497 - 258 = 239
239 ÷ 258 = 0.9263565891472868
0.9263565891472868 x 100 = 92.64%