-76.85% is the change from 743 to 172
Calculation steps:
[( 172 - 743 ) ÷ 743] x 100 = -76.85%
Formula
Percentage change = [(172 - 743) / 743] x 100
Subtract the new number by the original number
172 - 743 = -571
-571 ÷ 743 = -0.7685060565275909
-0.7685060565275909 x 100 = -76.85%