-2.89% is the change from 173 to 168
Calculation steps:
[( 168 - 173 ) ÷ 173] x 100 = -2.89%
Formula
Percentage change = [(168 - 173) / 173] x 100
Subtract the new number by the original number
168 - 173 = -5
-5 ÷ 173 = -0.028901734104046242
-0.028901734104046242 x 100 = -2.89%