-86.28% is the change from 933 to 128
Calculation steps:
[( 128 - 933 ) ÷ 933] x 100 = -86.28%
Formula
Percentage change = [(128 - 933) / 933] x 100
Subtract the new number by the original number
128 - 933 = -805
-805 ÷ 933 = -0.8628081457663451
-0.8628081457663451 x 100 = -86.28%