-32.93% is the change from 82 to 55
Calculation steps:
[( 55 - 82 ) ÷ 82] x 100 = -32.93%
Formula
Percentage change = [(55 - 82) / 82] x 100
Subtract the new number by the original number
55 - 82 = -27
-27 ÷ 82 = -0.32926829268292684
-0.32926829268292684 x 100 = -32.93%