-79.1% is the change from 555 to 116
Calculation steps:
[( 116 - 555 ) ÷ 555] x 100 = -79.1%
Formula
Percentage change = [(116 - 555) / 555] x 100
Subtract the new number by the original number
116 - 555 = -439
-439 ÷ 555 = -0.790990990990991
-0.790990990990991 x 100 = -79.1%