-97.09% is the change from 206 to 6
Calculation steps:
[( 6 - 206 ) ÷ 206] x 100 = -97.09%
Formula
Percentage change = [(6 - 206) / 206] x 100
Subtract the new number by the original number
6 - 206 = -200
-200 ÷ 206 = -0.970873786407767
-0.970873786407767 x 100 = -97.09%