-16.41% is the change from 658 to 550
Calculation steps:
[( 550 - 658 ) ÷ 658] x 100 = -16.41%
Formula
Percentage change = [(550 - 658) / 658] x 100
Subtract the new number by the original number
550 - 658 = -108
-108 ÷ 658 = -0.1641337386018237
-0.1641337386018237 x 100 = -16.41%