(3/5) + (3/20) = (12/20) + (3/20) = 15/20 = 3/4
(Three of anything) plus (another three of it) = (six of the same thing)
three fifths plus one quarter = 17 twentieths
(3/5)+(3/5)+(3/5) = 9/5 = 1 and 4/5
5
47 fifths or 9 and 2 fifths
Three and four-fifths
7 4/5
four fifths
four fifths
They add to: 4 and 1/5
Three fifths.
Eight and three fourths plus six and two fifths is fifteen and one twentieth.