-28.18% is the change from 724 to 520
Calculation steps:
[( 520 - 724 ) ÷ 724] x 100 = -28.18%
Formula
Percentage change = [(520 - 724) / 724] x 100
Subtract the new number by the original number
520 - 724 = -204
-204 ÷ 724 = -0.281767955801105
-0.281767955801105 x 100 = -28.18%