4/5+2/15=12/15+2/15=14/15
twelve fifteenths or four fifths
5 and 2/3
four tenths; six fifteenths S. from California
7
One-third is the same as five-fifteenths. Two-fifths is the same as six-fifteenths. Five-fifteenths plus six-fifteenths is eleven-fifteenths. One, or fifteen-fifteenths, minus eleven-fifteenths is four-fifteenths.
twelve fifteenths or four fifths
5 and 2/3
8/15, 8 fifteenths
Yes.
1 4/5
Two fifths is six fifteenths. Eleven fifteenths minus six fifteenths is five fifteenths, which is also one third.
four tenths; six fifteenths S. from California
7
One-third is the same as five-fifteenths. Two-fifths is the same as six-fifteenths. Five-fifteenths plus six-fifteenths is eleven-fifteenths. One, or fifteen-fifteenths, minus eleven-fifteenths is four-fifteenths.
Sixty-seven and eight fifteenths
It is seven fifteenths.
2/5 x 2/3 = 4/15 or four fifteenths.