-89.31% is the change from 683 to 73
Calculation steps:
[( 73 - 683 ) ÷ 683] x 100 = -89.31%
Formula
Percentage change = [(73 - 683) / 683] x 100
Subtract the new number by the original number
73 - 683 = -610
-610 ÷ 683 = -0.8931185944363104
-0.8931185944363104 x 100 = -89.31%