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Kindergarten Operations and Algebraic Thinking

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Kindergarten Operations and Algebraic Thinking

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CCSS.MATH.K.O.A.A.1 Represents addition and subtraction with objects, fingers, mental images, drawing, sounds, (eg clapping) acting out situations, verbal explanation, expression, or equation.

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Decompose numbers less than or equal to 10 into pairs in more than one way, e.g., by using objects or drawings, and record each decomposition by a drawing or equation (e.g., 5 = 2+3 and 5= 4+1).

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Solve addition and Subtraction word problems, and add subtraction within 10, eg. by using objects or drawing to represent the problem.

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1. Students will be able to represent addition and subtraction using objects and equations.

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1. Students will be able to represent addition and subtraction using objects and equations.

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Students will be able to solve addition and subtraction using objects to represent the problem. 

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Students will be able to solve addition and subtraction using objects to represent the problem. 

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3. Students will be able to decompose numbers less than or equal to 10 into pairs.

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3. Students will be able to decompose numbers less than or equal to 10 into pairs.

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Focus checklist to determine if students have prerequisite skills (One-to-one correspondence, cardinality, number sequence, understands concept of more/less).

Focus checklist at the end of the unti.

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Think-Pair-Share during guided practice.

Observations throughout the activities.

Class Discussions.

Student work during independent practice.

Homework students will practice mathematical strategies being learned in school.

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Lesson 1

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Lesson 2

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Lesson 3

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By bringing kindness, respect and my passion for teaching I will create inclusive learning environments. Positive nurturing environments where all students are welcomed for the unique individual they are.