-64.9% is the change from 396 to 139
Calculation steps:
[( 139 - 396 ) ÷ 396] x 100 = -64.9%
Formula
Percentage change = [(139 - 396) / 396] x 100
Subtract the new number by the original number
139 - 396 = -257
-257 ÷ 396 = -0.648989898989899
-0.648989898989899 x 100 = -64.9%