-89.85% is the change from 719 to 73
Calculation steps:
[( 73 - 719 ) ÷ 719] x 100 = -89.85%
Formula
Percentage change = [(73 - 719) / 719] x 100
Subtract the new number by the original number
73 - 719 = -646
-646 ÷ 719 = -0.8984700973574409
-0.8984700973574409 x 100 = -89.85%