-1.14% is the change from 175 to 173
Calculation steps:
[( 173 - 175 ) ÷ 175] x 100 = -1.14%
Formula
Percentage change = [(173 - 175) / 175] x 100
Subtract the new number by the original number
173 - 175 = -2
-2 ÷ 175 = -0.011428571428571429
-0.011428571428571429 x 100 = -1.14%