-41.43% is the change from 140 to 82
Calculation steps:
[( 82 - 140 ) ÷ 140] x 100 = -41.43%
Formula
Percentage change = [(82 - 140) / 140] x 100
Subtract the new number by the original number
82 - 140 = -58
-58 ÷ 140 = -0.4142857142857143
-0.4142857142857143 x 100 = -41.43%