-3.74% is the change from 829 to 798
Calculation steps:
[( 798 - 829 ) ÷ 829] x 100 = -3.74%
Formula
Percentage change = [(798 - 829) / 829] x 100
Subtract the new number by the original number
798 - 829 = -31
-31 ÷ 829 = -0.03739445114595899
-0.03739445114595899 x 100 = -3.74%