-86.74% is the change from 965 to 128
Calculation steps:
[( 128 - 965 ) ÷ 965] x 100 = -86.74%
Formula
Percentage change = [(128 - 965) / 965] x 100
Subtract the new number by the original number
128 - 965 = -837
-837 ÷ 965 = -0.8673575129533678
-0.8673575129533678 x 100 = -86.74%