-86.53% is the change from 891 to 120
Calculation steps:
[( 120 - 891 ) ÷ 891] x 100 = -86.53%
Formula
Percentage change = [(120 - 891) / 891] x 100
Subtract the new number by the original number
120 - 891 = -771
-771 ÷ 891 = -0.8653198653198653
-0.8653198653198653 x 100 = -86.53%