-60.68% is the change from 206 to 81
Calculation steps:
[( 81 - 206 ) ÷ 206] x 100 = -60.68%
Formula
Percentage change = [(81 - 206) / 206] x 100
Subtract the new number by the original number
81 - 206 = -125
-125 ÷ 206 = -0.6067961165048543
-0.6067961165048543 x 100 = -60.68%