-78.91% is the change from 659 to 139
Calculation steps:
[( 139 - 659 ) ÷ 659] x 100 = -78.91%
Formula
Percentage change = [(139 - 659) / 659] x 100
Subtract the new number by the original number
139 - 659 = -520
-520 ÷ 659 = -0.7890743550834598
-0.7890743550834598 x 100 = -78.91%