-84.02% is the change from 801 to 128
Calculation steps:
[( 128 - 801 ) ÷ 801] x 100 = -84.02%
Formula
Percentage change = [(128 - 801) / 801] x 100
Subtract the new number by the original number
128 - 801 = -673
-673 ÷ 801 = -0.8401997503121099
-0.8401997503121099 x 100 = -84.02%