23.92% is the change from 669 to 829
Calculation steps:
[( 829 - 669 ) ÷ 669] x 100 = 23.92%
Formula
Percentage change = [(829 - 669) / 669] x 100
Subtract the new number by the original number
829 - 669 = 160
160 ÷ 669 = 0.23916292974588937
0.23916292974588937 x 100 = 23.92%