6.15% is the change from 829 to 880
Calculation steps:
[( 880 - 829 ) ÷ 829] x 100 = 6.15%
Formula
Percentage change = [(880 - 829) / 829] x 100
Subtract the new number by the original number
880 - 829 = 51
51 ÷ 829 = 0.061519903498190594
0.061519903498190594 x 100 = 6.15%