-70.78% is the change from 705 to 206
Calculation steps:
[( 206 - 705 ) ÷ 705] x 100 = -70.78%
Formula
Percentage change = [(206 - 705) / 705] x 100
Subtract the new number by the original number
206 - 705 = -499
-499 ÷ 705 = -0.7078014184397163
-0.7078014184397163 x 100 = -70.78%