-70.97% is the change from 720 to 209
Calculation steps:
[( 209 - 720 ) ÷ 720] x 100 = -70.97%
Formula
Percentage change = [(209 - 720) / 720] x 100
Subtract the new number by the original number
209 - 720 = -511
-511 ÷ 720 = -0.7097222222222223
-0.7097222222222223 x 100 = -70.97%