Converting all to eights, it gives three eights minus six eights, so the answer is minus three eights.
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
3 eights would be 24. Dividing by 4, you will get 6.