-10.98% is the change from 173 to 154
Calculation steps:
[( 154 - 173 ) ÷ 173] x 100 = -10.98%
Formula
Percentage change = [(154 - 173) / 173] x 100
Subtract the new number by the original number
154 - 173 = -19
-19 ÷ 173 = -0.10982658959537572
-0.10982658959537572 x 100 = -10.98%