-56.49% is the change from 724 to 315
Calculation steps:
[( 315 - 724 ) ÷ 724] x 100 = -56.49%
Formula
Percentage change = [(315 - 724) / 724] x 100
Subtract the new number by the original number
315 - 724 = -409
-409 ÷ 724 = -0.5649171270718232
-0.5649171270718232 x 100 = -56.49%