-8.54% is the change from 82 to 75
Calculation steps:
[( 75 - 82 ) ÷ 82] x 100 = -8.54%
Formula
Percentage change = [(75 - 82) / 82] x 100
Subtract the new number by the original number
75 - 82 = -7
-7 ÷ 82 = -0.08536585365853659
-0.08536585365853659 x 100 = -8.54%