-16.16% is the change from 656 to 550
Calculation steps:
[( 550 - 656 ) ÷ 656] x 100 = -16.16%
Formula
Percentage change = [(550 - 656) / 656] x 100
Subtract the new number by the original number
550 - 656 = -106
-106 ÷ 656 = -0.16158536585365854
-0.16158536585365854 x 100 = -16.16%