-54.12% is the change from 279 to 128
Calculation steps:
[( 128 - 279 ) ÷ 279] x 100 = -54.12%
Formula
Percentage change = [(128 - 279) / 279] x 100
Subtract the new number by the original number
128 - 279 = -151
-151 ÷ 279 = -0.5412186379928315
-0.5412186379928315 x 100 = -54.12%