To add three quarters (3/4) and two fifths (2/5), you first need to find a common denominator. The least common denominator of 4 and 5 is 20. Converting both fractions gives you 15/20 (for 3/4) and 8/20 (for 2/5). Adding them together results in 23/20, which can also be expressed as 1 3/20.
Three and four-fifths
Eight and three fourths plus six and two fifths is fifteen and one twentieth.
six fifths
The answer is negative five and two-fifths or -5.4.
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.
0.3
5
5/36
47 fifths or 9 and 2 fifths
Three and four-fifths
Eight and three fourths plus six and two fifths is fifteen and one twentieth.
The answer is three fourths. three fourths= 75%:- 3x25= 75 - 4x25= 100 two fifths= 40% : - 2x20=40 - 5x20=100
six fifths
The answer is negative five and two-fifths or -5.4.
seven and two fifths
2 1/6
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.