-8.02% is the change from 823 to 757
Calculation steps:
[( 757 - 823 ) ÷ 823] x 100 = -8.02%
Formula
Percentage change = [(757 - 823) / 823] x 100
Subtract the new number by the original number
757 - 823 = -66
-66 ÷ 823 = -0.08019441069258809
-0.08019441069258809 x 100 = -8.02%