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Model Subtraction

Kindergarten

Alabama Course of Study Standards: 8

Represent addition and subtraction up to 10 with concrete objects, fingers, pennies, mental images, drawings, claps or other sounds, acting out situations, verbal explanations, expressions, or equations.

Arkansas Academic Standards: K.OA.1

Represent addition and subtraction using objects, fingers, mental images, drawings, sounds (e.g., claps), acting out situations, verbal explanations, expressions (e.g., 2+3), or equations (e.g., 2+3 = )

Note: Expressions and equations are not required but are recommended by the end of Kindergarten.

Arizona - K-12 Academic Standards: K.OA.1

Represent addition and subtraction concretely. See Table 1.

Common Core State Standards: K.OA.1

Ohio's Learning Standards: K.OA.1

Represent addition and subtraction with objects, fingers, mental images, drawings, sounds such as claps, acting out situations, verbal explanations, expressions, or equations. Drawings need not show details, but should show the mathematics in the problem. (This applies wherever drawings are mentioned in the Standards.)

Georgia Standards of Excellence (GSE): K.NR.5.2

Represent addition and subtraction within 10 from a given authentic situation using a variety of representations and strategies.

Mississippi College- and Career-Readiness Standards: K.OA.1

Represent addition and subtraction, in which all parts and whole of the problem are within 10, with objects, fingers, mental images, drawings, sounds (e.g., claps), acting out situations, verbal explanations, expressions, or equations.

North Carolina - Standard Course of Study: K.OA.1

Represent addition and subtraction, within 10:
  • Use a variety of representations such as objects, fingers, mental images, drawings, sounds, acting out situations, verbal explanations, or expressions.
  • Demonstrate understanding of addition and subtraction by making connections among representations.

    New York State Next Generation Learning Standards: K.OA.1

    Represent addition and subtraction using objects, fingers, pennies, drawings, sounds, acting out situations, verbal explanations, expressions, equations or other strategies.
    Note: Drawings need not show details, but should show the mathematics in the problem.

    Tennessee Academic Standards: K.OA.1

    Represent addition and subtraction with objects, fingers, mental images, drawings, sounds, acting out situations, verbal explanations, expressions, or equations.

    Wisconsin Academic Standards: K.OA.1

    Represent addition and subtraction with objects, fingers, mental images, drawings, sounds (e.g., claps), acting out situations, verbal explanations, or numbers. Drawings need not show details but should show the mathematics in the problem.

    Texas Essential Knowledge and Skills (TEKS): K.3.a

    model the action of joining to represent addition and the action of separating to represent subtraction;

    Texas Essential Knowledge and Skills (TEKS): K.3.c

    explain the strategies used to solve problems involving adding and subtracting within 10 using spoken words, concrete and pictorial models, and number sentences.

    Pennsylvania Core Standards: CC.2.K.A.1

    Extend concepts of putting together and taking apart to add and subtract within 10.

    Florida - Benchmarks for Excellent Student Thinking: MA.K.2.1

    Explain why addition or subtraction equations are true using objects or drawings

    Georgia Standards of Excellence (GSE): K.NR.1

    Compose (put together) and decompose (break apart) numbers up to 10 using objects and drawings.

    Georgia Standards of Excellence (GSE): K.NR.2

    Represent addition and subtraction within 10 from a given authentic situation using a variety of representations and strategies.
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