-80.53% is the change from 416 to 81
Calculation steps:
[( 81 - 416 ) ÷ 416] x 100 = -80.53%
Formula
Percentage change = [(81 - 416) / 416] x 100
Subtract the new number by the original number
81 - 416 = -335
-335 ÷ 416 = -0.8052884615384616
-0.8052884615384616 x 100 = -80.53%