2.7 + 2.8 = 5.5 = 5 and 1/2
Multiply two fifths by two to get a common denominator. Then you will have 4 tenths plus three tenths. then add straight across and you will get seven tenths.
7/10
4/5 is what a half plus three tenths equals.
3.8 + 2.9 = 6.7
4/10 plus 2/5 = 4/5 in its simplest form
seven and 4 fifths
four fifths is equal to eight tents, so three tenths plus eight tenths is eleven tenths, or one and one tenth
eight-tenths
4.7
Multiply two fifths by two to get a common denominator. Then you will have 4 tenths plus three tenths. then add straight across and you will get seven tenths.
7/10
4/5 is what a half plus three tenths equals.
4/5 + 7/10 + 9/10 = 8/10 + 7/10 + 9/10 =24/10 or 2.4
4/5 plus 2/10 = 1
the answer is 9
1 2/5
I believe it is twelve and three tenths. I haven't done fractions in a while however, so i would look at an online calculator. =^.^= Yep.