-2.43% is the change from 823 to 803
Calculation steps:
[( 803 - 823 ) ÷ 823] x 100 = -2.43%
Formula
Percentage change = [(803 - 823) / 823] x 100
Subtract the new number by the original number
803 - 823 = -20
-20 ÷ 823 = -0.024301336573511544
-0.024301336573511544 x 100 = -2.43%