Question

Lexy and Lonnel applied to the same university. They looked up the average SAT score of students admitted to that university. Lexy’s SAT score was 30 points above the average score. Lonnel’s SAT score was 270 points below the average score. Which expression represents the difference in their scores?

❘-270 - 30❘
❘30 - 270❘
-❘30 - ❘270❘
-❘30❘ + ❘-270❘

Answer 1

9514 1404 393

Answer:

(a) ❘-270 - 30❘

Explanation:

One score is -270 and the other is +30. The difference is either of ...

|30 -(-270)|

or

|-270 -30| . . . . . . matches choice A