-58.03% is the change from 305 to 128
Calculation steps:
[( 128 - 305 ) ÷ 305] x 100 = -58.03%
Formula
Percentage change = [(128 - 305) / 305] x 100
Subtract the new number by the original number
128 - 305 = -177
-177 ÷ 305 = -0.580327868852459
-0.580327868852459 x 100 = -58.03%