46.06% is the change from 558 to 815
Calculation steps:
[( 815 - 558 ) ÷ 558] x 100 = 46.06%
Formula
Percentage change = [(815 - 558) / 558] x 100
Subtract the new number by the original number
815 - 558 = 257
257 ÷ 558 = 0.460573476702509
0.460573476702509 x 100 = 46.06%