87.6% is the change from 258 to 484
Calculation steps:
[( 484 - 258 ) ÷ 258] x 100 = 87.6%
Formula
Percentage change = [(484 - 258) / 258] x 100
Subtract the new number by the original number
484 - 258 = 226
226 ÷ 258 = 0.875968992248062
0.875968992248062 x 100 = 87.6%