Grid-in questions, or student-produced responses, account for about 22% of the 58-question SAT math section. As opposed to multiple-choice questions, where the correct answer is always one of the ...

The group of students in Andrew Kim's classroom stared at the handout full of math problems and focused on question 1. "If the function f is defined by f(x) = 3x + 2, and if f(a) = 17, what is the ...

Source: College Board. Answer at end of story. Trevin Hiebert’s math skills surpassed those of his parents sometime when he was in elementary school. Now, not only is the 13-year-old better at solving ...