3.75
Three Eights
Converting all to eights, it gives three eights minus six eights, so the answer is minus three eights.
No.
Three quarters is the simplest form for six eights. For five eights there is no simpler form.
Seven is the number of eights you are seeking.
Three eights of a number (x) is x 3/8.
Three of them.
It is: 21
Three six
Six of them because 6/8 = 3/4
Yes
Zero.