-20.73% is the change from 82 to 65
Calculation steps:
[( 65 - 82 ) ÷ 82] x 100 = -20.73%
Formula
Percentage change = [(65 - 82) / 82] x 100
Subtract the new number by the original number
65 - 82 = -17
-17 ÷ 82 = -0.2073170731707317
-0.2073170731707317 x 100 = -20.73%