2.MATH.1.G

Display, explain, and justify mathematical ideas and arguments using precise mathematical language in written or oral communication. Page 8 December 2014 Update.

Grade 2 · Texas Essential Knowledge and Skills (TEKS) · TEKS 2012

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Vocabulary
mathematical ideasargumentsprecise mathematical languagewritten communicationoral communication
Skills
  • display (mathematical ideas and arguments) #dok2
  • explain (mathematical ideas and arguments) #dok2
  • justify (mathematical ideas and arguments) #dok3
  • use (precise mathematical language in communication) #dok2
Learning Targets
  • I can display mathematical ideas and arguments for others to see. #dok2
  • I can explain my mathematical thinking clearly to others. #dok2
  • I can use precise mathematical language when I talk or write about math. #dok2
  • I can justify my mathematical ideas and arguments with accurate explanations. #dok3
Big Ideas
  • Clear and precise communication is essential for sharing mathematical ideas.
  • Mathematical arguments become more convincing when explained and justified with correct language.
Essential Questions
  • Why is it important to use precise language when communicating mathematical ideas?
  • How can I show and explain my mathematical thinking to others?
  • What makes a mathematical argument clear and convincing?
  • How can I justify my mathematical ideas when I am solving a problem?