-84.27% is the change from 178 to 28
Calculation steps:
[( 28 - 178 ) ÷ 178] x 100 = -84.27%
Formula
Percentage change = [(28 - 178) / 178] x 100
Subtract the new number by the original number
28 - 178 = -150
-150 ÷ 178 = -0.8426966292134831
-0.8426966292134831 x 100 = -84.27%