-71.33% is the change from 729 to 209
Calculation steps:
[( 209 - 729 ) ÷ 729] x 100 = -71.33%
Formula
Percentage change = [(209 - 729) / 729] x 100
Subtract the new number by the original number
209 - 729 = -520
-520 ÷ 729 = -0.7133058984910837
-0.7133058984910837 x 100 = -71.33%