ALGRZ.MATH.1.C

Select tools, including real objects, manipulatives, paper and pencil, and technology as appropriate, and techniques, including mental math, estimation, and number sense as appropriate, to solve problems; October 2015 Update Page 31 §111.C. High School.

Algebraic Reasoning · Texas Essential Knowledge and Skills (TEKS) · TEKS 2012

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Vocabulary
toolsreal objectsmanipulativespaper and penciltechnologytechniquesmental mathestimationnumber senseproblems
Skills
  • select (appropriate tools to solve problems) #dok2
  • select (appropriate techniques to solve problems) #dok2
  • use (real objects, manipulatives, paper and pencil, and technology to solve problems) #dok2
  • use (mental math, estimation, and number sense to solve problems) #dok2
Learning Targets
  • I can identify various mathematical tools such as real objects, manipulatives, paper and pencil, and technology. #dok1
  • I can list different techniques including mental math, estimation, and number sense. #dok1
  • I can select the appropriate tools for solving a given mathematical problem. #dok2
  • I can select suitable techniques such as mental math, estimation, and number sense for specific problems. #dok2
  • I can justify my choice of a mathematical tool or technique for a particular type of problem. #dok3
  • I can evaluate the effectiveness of different tools and techniques in solving a problem. #dok3
Big Ideas
  • Selecting the appropriate mathematical tools and techniques is essential for efficiently solving a variety of problems.
  • Different problem types may require different tools and strategies to achieve accurate and reasonable solutions.
Essential Questions
  • How do I determine which mathematical tools or techniques are best suited for a specific problem?
  • Why might one mathematical tool or strategy be more effective than another for certain tasks?
  • What are the advantages and limitations of using technology versus paper and pencil when solving problems?
  • How do estimation and number sense contribute to efficient problem-solving?
  • When is it appropriate to use manipulatives or real objects in mathematical reasoning?