-76.08% is the change from 694 to 166
Calculation steps:
[( 166 - 694 ) ÷ 694] x 100 = -76.08%
Formula
Percentage change = [(166 - 694) / 694] x 100
Subtract the new number by the original number
166 - 694 = -528
-528 ÷ 694 = -0.760806916426513
-0.760806916426513 x 100 = -76.08%