Question

One day 3/8 of the students in Jack's class ate toast for breakfast. Another 1/8 of the students ate oatmeal. Jack added the fractions and found the sum was 7/8. Which statement best describes the sum 7/8?

A) It is reasonable because 1/2 + 0 = 1/2.
B) It is reasonable because 1/2 + 1/2 = 1.
C) It is not reasonable because 1/2 + 0 = 1/2.
D) It is not reasonable because 1/2 + 1/2 = 1.

Plz help with an explanation what step to
Follow to understand this question. Thank you!

Answer 1

"Which statement best describes the sum 7/8? "

- first of all 7/8 is not the "sum"
- secondly, there is no mathematical reason for Jack to come up with 7/8
- thirdly , this is a silly question.

Answer 2

Here is some additional details about this question. Determine whether sum is reasonable. Compare addends to benchmark 0 and 1/2. Thanks!