-45.02% is the change from 582 to 320
Calculation steps:
[( 320 - 582 ) ÷ 582] x 100 = -45.02%
Formula
Percentage change = [(320 - 582) / 582] x 100
Subtract the new number by the original number
320 - 582 = -262
-262 ÷ 582 = -0.45017182130584193
-0.45017182130584193 x 100 = -45.02%