-27.27% is the change from 187 to 136
Calculation steps:
[( 136 - 187 ) ÷ 187] x 100 = -27.27%
Formula
Percentage change = [(136 - 187) / 187] x 100
Subtract the new number by the original number
136 - 187 = -51
-51 ÷ 187 = -0.2727272727272727
-0.2727272727272727 x 100 = -27.27%