-94.86% is the change from 603 to 31
Calculation steps:
[( 31 - 603 ) ÷ 603] x 100 = -94.86%
Formula
Percentage change = [(31 - 603) / 603] x 100
Subtract the new number by the original number
31 - 603 = -572
-572 ÷ 603 = -0.9485903814262023
-0.9485903814262023 x 100 = -94.86%