-12.61% is the change from 825 to 721
Calculation steps:
[( 721 - 825 ) ÷ 825] x 100 = -12.61%
Formula
Percentage change = [(721 - 825) / 825] x 100
Subtract the new number by the original number
721 - 825 = -104
-104 ÷ 825 = -0.12606060606060607
-0.12606060606060607 x 100 = -12.61%