-18.56% is the change from 167 to 136
Calculation steps:
[( 136 - 167 ) ÷ 167] x 100 = -18.56%
Formula
Percentage change = [(136 - 167) / 167] x 100
Subtract the new number by the original number
136 - 167 = -31
-31 ÷ 167 = -0.18562874251497005
-0.18562874251497005 x 100 = -18.56%