-76.43% is the change from 734 to 173
Calculation steps:
[( 173 - 734 ) ÷ 734] x 100 = -76.43%
Formula
Percentage change = [(173 - 734) / 734] x 100
Subtract the new number by the original number
173 - 734 = -561
-561 ÷ 734 = -0.7643051771117166
-0.7643051771117166 x 100 = -76.43%