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Common Core Standards

Model Subtraction

Grade: K
Standard:

CC.2.2.K.A.1

Description:

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

Standard:

K.OA.A.1

Description:

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

Standard:

MA.K.AR.2.1

Description:

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

Standard:

K.3.A

Description:

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

Standard:

K.3.C

Description:

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

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