-97.84% is the change from 139 to 3
Calculation steps:
[( 3 - 139 ) ÷ 139] x 100 = -97.84%
Formula
Percentage change = [(3 - 139) / 139] x 100
Subtract the new number by the original number
3 - 139 = -136
-136 ÷ 139 = -0.9784172661870504
-0.9784172661870504 x 100 = -97.84%