-83.99% is the change from 587 to 94
Calculation steps:
[( 94 - 587 ) ÷ 587] x 100 = -83.99%
Formula
Percentage change = [(94 - 587) / 587] x 100
Subtract the new number by the original number
94 - 587 = -493
-493 ÷ 587 = -0.8398637137989778
-0.8398637137989778 x 100 = -83.99%