-94.88% is the change from 606 to 31
Calculation steps:
[( 31 - 606 ) ÷ 606] x 100 = -94.88%
Formula
Percentage change = [(31 - 606) / 606] x 100
Subtract the new number by the original number
31 - 606 = -575
-575 ÷ 606 = -0.9488448844884488
-0.9488448844884488 x 100 = -94.88%