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 CURRICULUM

GRADE 2 NUMBER AND OPERATIONS -- MATH EXAMPLES

Strand N:  Number and Operations
Big Idea 1:  Understand numbers, ways of representing numbers, relationships among numbers and number systems
Concept B: Represent and use rational numbers

  

Strand N:  Number and Operations
Big Idea 1:  Understand numbers, ways of representing numbers, relationships among numbers and number systems
Concept C:  Compose and decompose numbers

Problem

Teacher Notes including Answer

  

Problem

Teacher Notes including Answer
N.1.B.2.1 N.1.B.2.1TN   N.1.C.2.4 N.1.C.2.4TN
N.1.B.2.2 N.1.B.2.2TN      
N.1.B.2.3 N.1.B.2.3TN      
         

Strand N:  Number and Operations
Big Idea 2: Understand meanings of operations and how they relate to one another
Concept A: Represent operations

   Strand N:  Number and Operations
Big Idea 3:  Compute fluently and make reasonable estimates
Concept A: Describe or represent mental strategies

Problem

Teacher Notes including Answer

  

Problem

 Teacher Notes including Answer
N.2.A.2.6 N.2.A.2.6TN   N.3.A.2.9 N.3.A.2.9TN
N.2.A.2.7 N.2.A.2.7TN   N.3.A.2.10 N.3.A.2.10TN
N.2.A.2.8 N.2.A.2.8TN      
         

Strand N:  Number and Operations
Big Idea 3:  Compute fluently and make reasonable estimates
Concept B:  Develop and demonstrate fluency

  

Strand N:  Number and Operations
Big Idea 3:  Compute fluently and make reasonable estimates
Concept C:  Compute problems

Problem

Teacher Notes including Answer

  

Problem

Teacher Notes including Answer
N.3.B.2.11 N.3.B.2.11TN   N.3.C.2.13 N.3.C.2.13TN
N.3.B.2.12 N.3.B.2.12TN      
         
Strand N:  Number and Operations
Big Idea 3:  Compute fluently and make reasonable estimates
Concept D:  Classify and describe numeric relationships		    
N.3.D.2.5 N.3.D.2.5TN      
         

 

 

 

 

 

 

 

 
Missouri Department of Elementary and Secondary Education
Division of School Improvement - Curriculum Services
Email: webreplyimprcurr@dese.mo.gov
Phone: 573-751-2625

Revised: September 11, 2007
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