-95.63% is the change from 206 to 9
Calculation steps:
[( 9 - 206 ) ÷ 206] x 100 = -95.63%
Formula
Percentage change = [(9 - 206) / 206] x 100
Subtract the new number by the original number
9 - 206 = -197
-197 ÷ 206 = -0.9563106796116505
-0.9563106796116505 x 100 = -95.63%