-97.23% is the change from 758 to 21
Calculation steps:
[( 21 - 758 ) ÷ 758] x 100 = -97.23%
Formula
Percentage change = [(21 - 758) / 758] x 100
Subtract the new number by the original number
21 - 758 = -737
-737 ÷ 758 = -0.9722955145118733
-0.9722955145118733 x 100 = -97.23%