7.N.2.5 Solve real-world and mathematical problems involving calculations with rational numbers and positive integer exponents.
In a Nutshell
Use adding, subtracting, multiplying, and dividing of integers, fractions and decimals as well as evaluating positive integer exponents to solve real-world problems.
Student Actions
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Teacher Actions
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- Develop accurate and appropriate procedural fluency for solving real-world problems using rational operations and positive integer exponents.
- Develop a deep and flexible conceptual understanding of how equivalent representations of rational numbers can help solve real world problems by utilizing the best representation to solve the problem.
- Develop the ability to make conjectures, model and generalize real world problems by utilizing the mathematical representation to calculate the solution.
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- Implement tasks that promote reasoning and problem solving when applying rational operations to real-world problems.
- Use and connect mathematical representations of real world problems involving calculations of rational numbers including positive integer exponents.
- Build fluency from understanding by connecting the mathematical representation to real world problems.
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Key Understandings
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Misconceptions
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Add, subtract, multiply and divide integers.
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Add, subtract, multiply and divide fractions.
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Add, subtract, multiply and divide decimals.
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Evaluate positive integer exponents.
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Follow order of operations.
- Understand real-world applications in order to write and perform computations appropriately.
- Connect mathematical vocabulary to real world applications.
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OKMath Framework Introduction
7th Grade Introduction
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