8.56% is the change from 829 to 900
Calculation steps:
[( 900 - 829 ) ÷ 829] x 100 = 8.56%
Formula
Percentage change = [(900 - 829) / 829] x 100
Subtract the new number by the original number
900 - 829 = 71
71 ÷ 829 = 0.0856453558504222
0.0856453558504222 x 100 = 8.56%