This question-specific review guide is tied to the answer reasoning for a PracticeTestVault item. Use it after you answer the question so the review stays focused on what the prompt actually tested.
What this question is testing
Objective: Perform operations with fractions
Prompt focus: What is the sum of 2 thirds and 1 fourth?
Why the correct answer works
11 twelfths
Converting to a common denominator of 12 gives 8 twelfths plus 3 twelfths, which equals 11 twelfths.
Why the tempting wrong answer fails
Incorrect. This results from an arithmetic error in finding the common denominator.
Plain-language takeaway
To add fractions, find a common denominator of 12. Two thirds becomes 8 twelfths and one fourth becomes 3 twelfths. Adding these gives 11 twelfths.
Simple analogy
Think of perform operations with fractions like following a short checklist: identify the clue, confirm the rule, and then make the move that fits this exact scenario.
How to review it before a retake
- Underline the command word and name what the question is asking before rereading the choices.
- Compare the correct answer against the closest distractor and write the exact detail that separates them.
- Retest this objective with a fresh question without looking at the rationale first.