-34.45% is the change from 209 to 137
Calculation steps:
[( 137 - 209 ) ÷ 209] x 100 = -34.45%
Formula
Percentage change = [(137 - 209) / 209] x 100
Subtract the new number by the original number
137 - 209 = -72
-72 ÷ 209 = -0.3444976076555024
-0.3444976076555024 x 100 = -34.45%