-95.68% is the change from 717 to 31
Calculation steps:
[( 31 - 717 ) ÷ 717] x 100 = -95.68%
Formula
Percentage change = [(31 - 717) / 717] x 100
Subtract the new number by the original number
31 - 717 = -686
-686 ÷ 717 = -0.9567642956764296
-0.9567642956764296 x 100 = -95.68%