Rounding to the Nearest Ten
Decomposing composite numbers into their prime factors and using this to solve problems.
Key Questions
- What does it mean to round a number to the nearest ten?
- How do you decide whether to round up or round down?
- Can you round two-digit numbers to the nearest ten and explain your thinking?
NCCA Curriculum Specifications
Suggested Methodologies
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Planning templates for Mathematical Explorers: Building Foundations
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.
unit plannerMath Unit
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.
rubricMath Rubric
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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Odd and Even Numbers
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Number Patterns and Skip Counting
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Tens and Units — Building Numbers
Exploring the concept of numbers below zero in real-world contexts like temperature and debt.
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