-94.77% is the change from 593 to 31
Calculation steps:
[( 31 - 593 ) ÷ 593] x 100 = -94.77%
Formula
Percentage change = [(31 - 593) / 593] x 100
Subtract the new number by the original number
31 - 593 = -562
-562 ÷ 593 = -0.9477234401349073
-0.9477234401349073 x 100 = -94.77%