-55.31% is the change from 179 to 80
Calculation steps:
[( 80 - 179 ) ÷ 179] x 100 = -55.31%
Formula
Percentage change = [(80 - 179) / 179] x 100
Subtract the new number by the original number
80 - 179 = -99
-99 ÷ 179 = -0.553072625698324
-0.553072625698324 x 100 = -55.31%