-70.26% is the change from 723 to 215
Calculation steps:
[( 215 - 723 ) ÷ 723] x 100 = -70.26%
Formula
Percentage change = [(215 - 723) / 723] x 100
Subtract the new number by the original number
215 - 723 = -508
-508 ÷ 723 = -0.7026279391424619
-0.7026279391424619 x 100 = -70.26%