-54.55% is the change from 308 to 140
Calculation steps:
[( 140 - 308 ) ÷ 308] x 100 = -54.55%
Formula
Percentage change = [(140 - 308) / 308] x 100
Subtract the new number by the original number
140 - 308 = -168
-168 ÷ 308 = -0.5454545454545454
-0.5454545454545454 x 100 = -54.55%