For the student council meeting after school, Mr. Aggie brought 3 loaves of homemade raisin bread. Each loaf was cut into ten equal pieces.
The sixth grade students ate one whole loaf and 4 slices of raisin bread. The seventh grade students ate 9 slices of raisin bread. The eighth grade students ate 6 slices of raisin bread.
Which expression below can be used to show the amount of raisin bread eaten by the student council members?
A. 4 + 9 + 6
B. 4/10 + 9/10 + 6/10
C. 1 4/10 + 9/10 + 6/10
D. 3/10 + 1 4/10 + 9/10 + 6/10
