-97.21% is the change from 752 to 21
Calculation steps:
[( 21 - 752 ) ÷ 752] x 100 = -97.21%
Formula
Percentage change = [(21 - 752) / 752] x 100
Subtract the new number by the original number
21 - 752 = -731
-731 ÷ 752 = -0.9720744680851063
-0.9720744680851063 x 100 = -97.21%