-2.88% is the change from 139 to 135
Calculation steps:
[( 135 - 139 ) ÷ 139] x 100 = -2.88%
Formula
Percentage change = [(135 - 139) / 139] x 100
Subtract the new number by the original number
135 - 139 = -4
-4 ÷ 139 = -0.02877697841726619
-0.02877697841726619 x 100 = -2.88%