-94% is the change from 866 to 52
Calculation steps:
[( 52 - 866 ) ÷ 866] x 100 = -94%
Formula
Percentage change = [(52 - 866) / 866] x 100
Subtract the new number by the original number
52 - 866 = -814
-814 ÷ 866 = -0.9399538106235565
-0.9399538106235565 x 100 = -94%