-15.88% is the change from 655 to 551
Calculation steps:
[( 551 - 655 ) ÷ 655] x 100 = -15.88%
Formula
Percentage change = [(551 - 655) / 655] x 100
Subtract the new number by the original number
551 - 655 = -104
-104 ÷ 655 = -0.15877862595419848
-0.15877862595419848 x 100 = -15.88%