3.MATH.3.H
Compare two fractions having the same numerator or denominator in problems by reasoning about their sizes and justifying the conclusion using symbols, words, objects, and pictorial models.
Grade 3 · Texas Essential Knowledge and Skills (TEKS) · TEKS 2012
Standard Unwrapping
AI-generated as a starting point — sign in to edit.Vocabulary
fractionsnumeratordenominatorproblemssizesymbolswordsobjectspictorial models
Skills
- compare (two fractions with the same numerator or denominator) #dok2
- reason (about the sizes of two fractions) #dok3
- justify (conclusion using symbols, words, objects, and pictorial models) #dok3
Learning Targets
- I can compare two fractions with the same numerator or denominator. #dok2
- I can describe how to use objects, words, symbols, and pictures to compare fractions. #dok2
- I can reason about the sizes of two fractions and explain my thinking. #dok3
- I can justify my answer when comparing fractions using multiple representations. #dok3
Big Ideas
- Fractions with the same numerator or denominator can be compared by reasoning about their sizes.
- Mathematical thinking and communication with multiple representations help us compare and justify relationships between fractions.
Essential Questions
- How can you compare two fractions with the same numerator or the same denominator?
- What strategies can you use to reason about the size of a fraction?
- How can objects, symbols, words, and pictures help explain your thinking about fractions?
- Why is it important to justify your answer when comparing fractions?
- Can two fractions have the same numerator but be different sizes? Why or why not?