-66.57% is the change from 724 to 242
Calculation steps:
[( 242 - 724 ) ÷ 724] x 100 = -66.57%
Formula
Percentage change = [(242 - 724) / 724] x 100
Subtract the new number by the original number
242 - 724 = -482
-482 ÷ 724 = -0.6657458563535912
-0.6657458563535912 x 100 = -66.57%