56.41% is the change from 585 to 915
Calculation steps:
[( 915 - 585 ) ÷ 585] x 100 = 56.41%
Formula
Percentage change = [(915 - 585) / 585] x 100
Subtract the new number by the original number
915 - 585 = 330
330 ÷ 585 = 0.5641025641025641
0.5641025641025641 x 100 = 56.41%