-3.28% is the change from 824 to 797
Calculation steps:
[( 797 - 824 ) ÷ 824] x 100 = -3.28%
Formula
Percentage change = [(797 - 824) / 824] x 100
Subtract the new number by the original number
797 - 824 = -27
-27 ÷ 824 = -0.032766990291262135
-0.032766990291262135 x 100 = -3.28%