What fraction of the class was out of the classroom?

Question

Ms. Russell has 24 students in her class. 3/8 of the class went out for recess. 1/4 went to the library.  The rest stayed in the classroom.

Answer 1

3/8 students went out for recess. Take 3/8*24 to get the students at recess. 9 students

1/4 students went to the library. Take 1/4*24 to get the students who went to the library. 6 students.

add together because that's how many kids are gone. Put over amount of total students

15/24

or find common denominators and just add and divide