-89.89% is the change from 722 to 73
Calculation steps:
[( 73 - 722 ) ÷ 722] x 100 = -89.89%
Formula
Percentage change = [(73 - 722) / 722] x 100
Subtract the new number by the original number
73 - 722 = -649
-649 ÷ 722 = -0.8988919667590027
-0.8988919667590027 x 100 = -89.89%