-29.56% is the change from 724 to 510
Calculation steps:
[( 510 - 724 ) ÷ 724] x 100 = -29.56%
Formula
Percentage change = [(510 - 724) / 724] x 100
Subtract the new number by the original number
510 - 724 = -214
-214 ÷ 724 = -0.2955801104972376
-0.2955801104972376 x 100 = -29.56%