-81.33% is the change from 889 to 166
Calculation steps:
[( 166 - 889 ) ÷ 889] x 100 = -81.33%
Formula
Percentage change = [(166 - 889) / 889] x 100
Subtract the new number by the original number
166 - 889 = -723
-723 ÷ 889 = -0.813273340832396
-0.813273340832396 x 100 = -81.33%