-89.23% is the change from 724 to 78
Calculation steps:
[( 78 - 724 ) ÷ 724] x 100 = -89.23%
Formula
Percentage change = [(78 - 724) / 724] x 100
Subtract the new number by the original number
78 - 724 = -646
-646 ÷ 724 = -0.8922651933701657
-0.8922651933701657 x 100 = -89.23%