-4.89% is the change from 655 to 623
Calculation steps:
[( 623 - 655 ) ÷ 655] x 100 = -4.89%
Formula
Percentage change = [(623 - 655) / 655] x 100
Subtract the new number by the original number
623 - 655 = -32
-32 ÷ 655 = -0.04885496183206107
-0.04885496183206107 x 100 = -4.89%