-69.39% is the change from 673 to 206
Calculation steps:
[( 206 - 673 ) ÷ 673] x 100 = -69.39%
Formula
Percentage change = [(206 - 673) / 673] x 100
Subtract the new number by the original number
206 - 673 = -467
-467 ÷ 673 = -0.6939078751857355
-0.6939078751857355 x 100 = -69.39%