2.76% is the change from 798 to 820
Calculation steps:
[( 820 - 798 ) ÷ 798] x 100 = 2.76%
Formula
Percentage change = [(820 - 798) / 798] x 100
Subtract the new number by the original number
820 - 798 = 22
22 ÷ 798 = 0.02756892230576441
0.02756892230576441 x 100 = 2.76%