Addition and Subtraction of Integers
Students will develop strategies for adding and subtracting positive and negative integers, including using number lines and rules.
Key Questions
- Explain how adding a negative number is similar to subtracting a positive number.
- Analyze the effect of adding or subtracting zero from an integer.
- Design a real-world scenario that requires the addition or subtraction of integers.
NCCA Curriculum Specifications
Suggested Methodologies
Ready to teach this topic?
Generate a complete, classroom-ready active learning mission in seconds.
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.
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.
More in The Power of Place Value and Operations
Exploring Number Systems: Natural, Integers, Rational
Students will differentiate between natural numbers, integers, and rational numbers, understanding their properties and relationships.
2 methodologies
Understanding Place Value in Decimals
Students will extend their understanding of place value to include decimal numbers, identifying the value of digits in tenths, hundredths, and thousandths.
2 methodologies
Comparing and Ordering Integers and Rational Numbers
Students will compare and order integers and rational numbers (including fractions and decimals) using number lines and appropriate symbols.
2 methodologies
Operations with Decimals: Addition and Subtraction
Students will perform addition and subtraction with decimal numbers, including those with different numbers of decimal places, in various contexts.
2 methodologies
Problem Solving with Rational Numbers
Applying addition and subtraction of integers, fractions, and decimals to solve multi-step real-world problems.
2 methodologies