-19.2% is the change from 724 to 585
Calculation steps:
[( 585 - 724 ) ÷ 724] x 100 = -19.2%
Formula
Percentage change = [(585 - 724) / 724] x 100
Subtract the new number by the original number
585 - 724 = -139
-139 ÷ 724 = -0.1919889502762431
-0.1919889502762431 x 100 = -19.2%