-73.28% is the change from 479 to 128
Calculation steps:
[( 128 - 479 ) ÷ 479] x 100 = -73.28%
Formula
Percentage change = [(128 - 479) / 479] x 100
Subtract the new number by the original number
128 - 479 = -351
-351 ÷ 479 = -0.732776617954071
-0.732776617954071 x 100 = -73.28%