-86.63% is the change from 187 to 25
Calculation steps:
[( 25 - 187 ) ÷ 187] x 100 = -86.63%
Formula
Percentage change = [(25 - 187) / 187] x 100
Subtract the new number by the original number
25 - 187 = -162
-162 ÷ 187 = -0.8663101604278075
-0.8663101604278075 x 100 = -86.63%