-30.36% is the change from 583 to 406
Calculation steps:
[( 406 - 583 ) ÷ 583] x 100 = -30.36%
Formula
Percentage change = [(406 - 583) / 583] x 100
Subtract the new number by the original number
406 - 583 = -177
-177 ÷ 583 = -0.30360205831903947
-0.30360205831903947 x 100 = -30.36%