-70.33% is the change from 728 to 216
Calculation steps:
[( 216 - 728 ) ÷ 728] x 100 = -70.33%
Formula
Percentage change = [(216 - 728) / 728] x 100
Subtract the new number by the original number
216 - 728 = -512
-512 ÷ 728 = -0.7032967032967034
-0.7032967032967034 x 100 = -70.33%