-8.29% is the change from 724 to 664
Calculation steps:
[( 664 - 724 ) ÷ 724] x 100 = -8.29%
Formula
Percentage change = [(664 - 724) / 724] x 100
Subtract the new number by the original number
664 - 724 = -60
-60 ÷ 724 = -0.08287292817679558
-0.08287292817679558 x 100 = -8.29%