-76.51% is the change from 545 to 128
Calculation steps:
[( 128 - 545 ) ÷ 545] x 100 = -76.51%
Formula
Percentage change = [(128 - 545) / 545] x 100
Subtract the new number by the original number
128 - 545 = -417
-417 ÷ 545 = -0.7651376146788991
-0.7651376146788991 x 100 = -76.51%