conversations.from: human
conversations.value: Find the answer to the math problem: Evergreen Elementary school has 100 students in Grades 4, 5, and 6. There are 30 students in Grade 4 and 35 students in Grade 5. How many students are in Grade 6?
conversations.from: assistant
conversations.value: There are 30 + 35 = 65 students in Grades 4 and 5.
  Therefore, there are 100 - 65 = 35 students in Grade 6.