-85.39% is the change from 876 to 128
Calculation steps:
[( 128 - 876 ) ÷ 876] x 100 = -85.39%
Formula
Percentage change = [(128 - 876) / 876] x 100
Subtract the new number by the original number
128 - 876 = -748
-748 ÷ 876 = -0.8538812785388128
-0.8538812785388128 x 100 = -85.39%