-22.91% is the change from 585 to 451
Calculation steps:
[( 451 - 585 ) ÷ 585] x 100 = -22.91%
Formula
Percentage change = [(451 - 585) / 585] x 100
Subtract the new number by the original number
451 - 585 = -134
-134 ÷ 585 = -0.22905982905982905
-0.22905982905982905 x 100 = -22.91%