-57.7% is the change from 331 to 140
Calculation steps:
[( 140 - 331 ) ÷ 331] x 100 = -57.7%
Formula
Percentage change = [(140 - 331) / 331] x 100
Subtract the new number by the original number
140 - 331 = -191
-191 ÷ 331 = -0.5770392749244713
-0.5770392749244713 x 100 = -57.7%