3.5% is the change from 771 to 798
Calculation steps:
[( 798 - 771 ) ÷ 771] x 100 = 3.5%
Formula
Percentage change = [(798 - 771) / 771] x 100
Subtract the new number by the original number
798 - 771 = 27
27 ÷ 771 = 0.03501945525291829
0.03501945525291829 x 100 = 3.5%