3.41% is the change from 851 to 880
Calculation steps:
[( 880 - 851 ) ÷ 851] x 100 = 3.41%
Formula
Percentage change = [(880 - 851) / 851] x 100
Subtract the new number by the original number
880 - 851 = 29
29 ÷ 851 = 0.03407755581668625
0.03407755581668625 x 100 = 3.41%