29.61% is the change from 662 to 858
Calculation steps:
[( 858 - 662 ) ÷ 662] x 100 = 29.61%
Formula
Percentage change = [(858 - 662) / 662] x 100
Subtract the new number by the original number
858 - 662 = 196
196 ÷ 662 = 0.29607250755287007
0.29607250755287007 x 100 = 29.61%