Mental Strategies for Addition and Subtraction
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Mental Strategies for Addition and Subtraction

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    • math student
    • Preview of G2-M1-B-Lesson_3.docx - page 1
    • Preview of G2-M1-B-Lesson_4.docx - page 1
    • Preview of G2-M1-B-Lesson_5.docx - page 1
    • Preview of G2-M1-B-Topic_Overview.docx - page 1
      Subject Math — Operations and Algebraic Thinking
      Grade Level Grades K-2
      Resource Type Lesson Plan
      Standards Alignment
      Common Core State Standards
      License

      About This Lesson

      This resource is part of a 3 lesson module. Topic B lesson 3-5. This resource includes the overview, lesson plans and activities. The resource is from EngageNY and licensed through Creative Commons. http://creativecommons.org/licenses/by-nc-sa/3.0/us. Aligned with 2.OA.1, 2.OA.2

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      beta
      EdBrAIn uses AI to customize lesson resources for your students’ needs.

      G2-M1-B-Lesson_3.docx

      Lesson Plan
      February 13, 2020
      1.95 MB
      beta
      EdBrAIn uses AI to customize lesson resources for your students’ needs.

      G2-M1-B-Lesson_4.docx

      Lesson Plan
      February 13, 2020
      1.87 MB
      beta
      EdBrAIn uses AI to customize lesson resources for your students’ needs.

      G2-M1-B-Lesson_5.docx

      Lesson Plan
      February 13, 2020
      2.05 MB
      beta
      EdBrAIn uses AI to customize lesson resources for your students’ needs.

      G2-M1-B-Topic_Overview.docx

      February 13, 2020
      248.09 KB
      External resources

      Standards

      Use addition and subtraction within 100 to solve one- and two-step word problems involving situations of adding to, taking from, putting together, taking apart, and comparing, with unknowns in all positions, e.g., by using drawings and equations with a symbol for the unknown number to represent the problem.
      Read More About CCSS.Math.Content.2.OA.A.1
      Fluently add and subtract within 20 using mental strategies. By end of Grade 2, know from memory all sums of two one-digit numbers.
      Read More About CCSS.Math.Content.2.OA.B.2

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