-83.24% is the change from 173 to 29
Calculation steps:
[( 29 - 173 ) ÷ 173] x 100 = -83.24%
Formula
Percentage change = [(29 - 173) / 173] x 100
Subtract the new number by the original number
29 - 173 = -144
-144 ÷ 173 = -0.8323699421965318
-0.8323699421965318 x 100 = -83.24%