The sum of 1/2 and 3/5 is 1 1/10 or 1.1
three fifths plus one quarter = 17 twentieths
Three and four-fifths
5
4
four fifths
four fifths
11/10
Eight and three fourths plus six and two fifths is fifteen and one twentieth.
one and one tenth
3/5+4/5=7/5=One and two fifths
1 and 1/10th
4/5 is what a half plus three tenths equals.