227.68+(.15)*227.68=
227.68+34.152=
261.832
$676.20
20 plus 15 percent = 23
4.43 plus 15 percent is 5.0945
$36.80
23 percent plus 15 percent is 38 percent. However, this only works if the percents are of the same thing.
(15%) + (10%) = 0.25
25 + (15%) = 28.75
1,779.00 + 15% = 2,045.85
138.00 + (15%) = 158.70
14.00 + (15%) = 16.10
115
300.00