10
15/5 = the whole number: 3
One whole and two fifths
33
It is 1.
10
Three Fifths is not a whole number it's only 60% of a whole.
15/5 = the whole number: 3
Three-fifths is a fraction and there is no sensible way to represent it as a whole number. The whole part of it is 0.
One whole and two fifths
33
Two fifths, this is because 5 fifths is the whole and if you already have 3 fifths you just need 2 more to make 5.
It is 1.
16
2 halves
Assuming counters = C. 12C = 3/4set. 48C = 3set. 16 = 1 Set.
15.6 the whole number of parts goes on the left, the "fraction component" goes on the left. 3/5 equals 6/10, which is why the right side of the decimal is 6.