-88.33% is the change from 694 to 81
Calculation steps:
[( 81 - 694 ) ÷ 694] x 100 = -88.33%
Formula
Percentage change = [(81 - 694) / 694] x 100
Subtract the new number by the original number
81 - 694 = -613
-613 ÷ 694 = -0.8832853025936599
-0.8832853025936599 x 100 = -88.33%