-85.76% is the change from 899 to 128
Calculation steps:
[( 128 - 899 ) ÷ 899] x 100 = -85.76%
Formula
Percentage change = [(128 - 899) / 899] x 100
Subtract the new number by the original number
128 - 899 = -771
-771 ÷ 899 = -0.8576195773081201
-0.8576195773081201 x 100 = -85.76%