Mathematics · Pedagogy of Mathematics
To solve 27 × 4, a student uses the following strategy: 27 × 4 → 30 × 4 → 1203 × 4 → - 12 Result: 108 She says aloud that the answer is 108. Which of the following is most appropriate for the strategy used by the student?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1It is an inappropriate algorithm to solve a problem on multiplicatio n.
- 2The student has arrived at the answer by hit and trial method.
- 3The student has used compensation strategies for multiplication.✓
- 4The student has estimated the answer through this strategy.
Correct answer
The student has used compensation strategies for multiplication.
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