-79.12% is the change from 613 to 128
Calculation steps:
[( 128 - 613 ) ÷ 613] x 100 = -79.12%
Formula
Percentage change = [(128 - 613) / 613] x 100
Subtract the new number by the original number
128 - 613 = -485
-485 ÷ 613 = -0.7911908646003263
-0.7911908646003263 x 100 = -79.12%