-31.85% is the change from 584 to 398
Calculation steps:
[( 398 - 584 ) ÷ 584] x 100 = -31.85%
Formula
Percentage change = [(398 - 584) / 584] x 100
Subtract the new number by the original number
398 - 584 = -186
-186 ÷ 584 = -0.3184931506849315
-0.3184931506849315 x 100 = -31.85%