-24.4% is the change from 209 to 158
Calculation steps:
[( 158 - 209 ) ÷ 209] x 100 = -24.4%
Formula
Percentage change = [(158 - 209) / 209] x 100
Subtract the new number by the original number
158 - 209 = -51
-51 ÷ 209 = -0.24401913875598086
-0.24401913875598086 x 100 = -24.4%