-60.49% is the change from 205 to 81
Calculation steps:
[( 81 - 205 ) ÷ 205] x 100 = -60.49%
Formula
Percentage change = [(81 - 205) / 205] x 100
Subtract the new number by the original number
81 - 205 = -124
-124 ÷ 205 = -0.6048780487804878
-0.6048780487804878 x 100 = -60.49%