20.15% is the change from 665 to 799
Calculation steps:
[( 799 - 665 ) ÷ 665] x 100 = 20.15%
Formula
Percentage change = [(799 - 665) / 665] x 100
Subtract the new number by the original number
799 - 665 = 134
134 ÷ 665 = 0.20150375939849624
0.20150375939849624 x 100 = 20.15%