-81.43% is the change from 894 to 166
Calculation steps:
[( 166 - 894 ) ÷ 894] x 100 = -81.43%
Formula
Percentage change = [(166 - 894) / 894] x 100
Subtract the new number by the original number
166 - 894 = -728
-728 ÷ 894 = -0.814317673378076
-0.814317673378076 x 100 = -81.43%