-76.36% is the change from 550 to 130
Calculation steps:
[( 130 - 550 ) ÷ 550] x 100 = -76.36%
Formula
Percentage change = [(130 - 550) / 550] x 100
Subtract the new number by the original number
130 - 550 = -420
-420 ÷ 550 = -0.7636363636363637
-0.7636363636363637 x 100 = -76.36%