1/5 goes into 4, 20 times
2 and 2 5ths... its really not that hard...
13 and 1/5 plus 2 and 4/5 = 16
Are you asking how many 1/5ths there are in 1 whole? If so, there are 5.
1
1 and 4 5ths
4 5ths
No.
There are an infinite number of fractions less than 4/5ths, such as 3/5ths, 2/5ths, and 1/5th.
16
1 4/5 = 9/5
1 whole and 1/20
4/5ths