-85.77% is the change from 843 to 120
Calculation steps:
[( 120 - 843 ) ÷ 843] x 100 = -85.77%
Formula
Percentage change = [(120 - 843) / 843] x 100
Subtract the new number by the original number
120 - 843 = -723
-723 ÷ 843 = -0.8576512455516014
-0.8576512455516014 x 100 = -85.77%