-86.12% is the change from 209 to 29
Calculation steps:
[( 29 - 209 ) ÷ 209] x 100 = -86.12%
Formula
Percentage change = [(29 - 209) / 209] x 100
Subtract the new number by the original number
29 - 209 = -180
-180 ÷ 209 = -0.861244019138756
-0.861244019138756 x 100 = -86.12%