-76.32% is the change from 722 to 171
Calculation steps:
[( 171 - 722 ) ÷ 722] x 100 = -76.32%
Formula
Percentage change = [(171 - 722) / 722] x 100
Subtract the new number by the original number
171 - 722 = -551
-551 ÷ 722 = -0.7631578947368421
-0.7631578947368421 x 100 = -76.32%