-22.05% is the change from 585 to 456
Calculation steps:
[( 456 - 585 ) ÷ 585] x 100 = -22.05%
Formula
Percentage change = [(456 - 585) / 585] x 100
Subtract the new number by the original number
456 - 585 = -129
-129 ÷ 585 = -0.2205128205128205
-0.2205128205128205 x 100 = -22.05%