-22.35% is the change from 179 to 139
Calculation steps:
[( 139 - 179 ) ÷ 179] x 100 = -22.35%
Formula
Percentage change = [(139 - 179) / 179] x 100
Subtract the new number by the original number
139 - 179 = -40
-40 ÷ 179 = -0.22346368715083798
-0.22346368715083798 x 100 = -22.35%