19.61% is the change from 668 to 799
Calculation steps:
[( 799 - 668 ) ÷ 668] x 100 = 19.61%
Formula
Percentage change = [(799 - 668) / 668] x 100
Subtract the new number by the original number
799 - 668 = 131
131 ÷ 668 = 0.19610778443113772
0.19610778443113772 x 100 = 19.61%