3.9% is the change from 847 to 880
Calculation steps:
[( 880 - 847 ) ÷ 847] x 100 = 3.9%
Formula
Percentage change = [(880 - 847) / 847] x 100
Subtract the new number by the original number
880 - 847 = 33
33 ÷ 847 = 0.03896103896103896
0.03896103896103896 x 100 = 3.9%