-85.03% is the change from 187 to 28
Calculation steps:
[( 28 - 187 ) ÷ 187] x 100 = -85.03%
Formula
Percentage change = [(28 - 187) / 187] x 100
Subtract the new number by the original number
28 - 187 = -159
-159 ÷ 187 = -0.8502673796791443
-0.8502673796791443 x 100 = -85.03%