-29.28% is the change from 724 to 512
Calculation steps:
[( 512 - 724 ) ÷ 724] x 100 = -29.28%
Formula
Percentage change = [(512 - 724) / 724] x 100
Subtract the new number by the original number
512 - 724 = -212
-212 ÷ 724 = -0.292817679558011
-0.292817679558011 x 100 = -29.28%