-99.72% is the change from 724 to 2
Calculation steps:
[( 2 - 724 ) ÷ 724] x 100 = -99.72%
Formula
Percentage change = [(2 - 724) / 724] x 100
Subtract the new number by the original number
2 - 724 = -722
-722 ÷ 724 = -0.9972375690607734
-0.9972375690607734 x 100 = -99.72%