-27.93% is the change from 179 to 129
Calculation steps:
[( 129 - 179 ) ÷ 179] x 100 = -27.93%
Formula
Percentage change = [(129 - 179) / 179] x 100
Subtract the new number by the original number
129 - 179 = -50
-50 ÷ 179 = -0.27932960893854747
-0.27932960893854747 x 100 = -27.93%