-6.49% is the change from 185 to 173
Calculation steps:
[( 173 - 185 ) ÷ 185] x 100 = -6.49%
Formula
Percentage change = [(173 - 185) / 185] x 100
Subtract the new number by the original number
173 - 185 = -12
-12 ÷ 185 = -0.06486486486486487
-0.06486486486486487 x 100 = -6.49%