-8.01% is the change from 724 to 666
Calculation steps:
[( 666 - 724 ) ÷ 724] x 100 = -8.01%
Formula
Percentage change = [(666 - 724) / 724] x 100
Subtract the new number by the original number
666 - 724 = -58
-58 ÷ 724 = -0.08011049723756906
-0.08011049723756906 x 100 = -8.01%