-90.53% is the change from 876 to 83
Calculation steps:
[( 83 - 876 ) ÷ 876] x 100 = -90.53%
Formula
Percentage change = [(83 - 876) / 876] x 100
Subtract the new number by the original number
83 - 876 = -793
-793 ÷ 876 = -0.9052511415525114
-0.9052511415525114 x 100 = -90.53%