Problem Solving with Rational Numbers
Applying addition and subtraction of integers, fractions, and decimals to solve multi-step real-world problems.
Key Questions
- Design a plan to solve a multi-step word problem involving different types of rational numbers.
- Evaluate the reasonableness of an answer to a complex word problem.
- Explain how to identify the correct operations needed for a given problem involving rational numbers.
NCCA Curriculum Specifications
Suggested Methodologies
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Planning templates for Mathematical Explorers: Building Number and Space
5E Model
The 5E Model structures lessons through five phases (Engage, Explore, Explain, Elaborate, and Evaluate), guiding students from curiosity to deep understanding through inquiry-based learning.
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Plan a multi-week math unit with conceptual coherence: from building number sense and procedural fluency to applying skills in context and developing mathematical reasoning across a connected sequence of lessons.
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Build a math rubric that assesses problem-solving, mathematical reasoning, and communication alongside procedural accuracy, giving students feedback on how they think, not just whether they got the right answer.
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