-25.03% is the change from 971 to 728
Calculation steps:
[( 728 - 971 ) ÷ 971] x 100 = -25.03%
Formula
Percentage change = [(728 - 971) / 971] x 100
Subtract the new number by the original number
728 - 971 = -243
-243 ÷ 971 = -0.25025746652935116
-0.25025746652935116 x 100 = -25.03%