17.13% is the change from 829 to 971
Calculation steps:
[( 971 - 829 ) ÷ 829] x 100 = 17.13%
Formula
Percentage change = [(971 - 829) / 829] x 100
Subtract the new number by the original number
971 - 829 = 142
142 ÷ 829 = 0.1712907117008444
0.1712907117008444 x 100 = 17.13%