-88.09% is the change from 235 to 28
Calculation steps:
[( 28 - 235 ) ÷ 235] x 100 = -88.09%
Formula
Percentage change = [(28 - 235) / 235] x 100
Subtract the new number by the original number
28 - 235 = -207
-207 ÷ 235 = -0.8808510638297873
-0.8808510638297873 x 100 = -88.09%