prek Operations and Algebraic Thinking

Operations and Algebraic Thinking Essential Skills and Knowledge	Student Activities	Teacher Activities
PK.OA.1 PK.OA.2 PK.OA.3
Cluster: Understand addition as putting together and adding to, and understand subtraction as taking apart and taking from.
PK.OA.1 Explore addition and subtraction with objects, fingers, mental images, drawings, sounds (e.g., claps), acting out situations, or verbal explanations (up to 5).	Equal Trains (Curious George) Starfall Math (extension) Marble Addition (ABCYa - virtual manipulatives) Addition Vegetable Garden (Sid the Science Kid) Illuminations: Subtraction with Pictures Balloon Pop (ABCYA.com)	Discovery: Prior to selecting the link, login to Discovery Education (aacps.discoveryeducation.com) Dice Combinations: Ways to make Four Adding Apples (word problems) Addition Equations Subtraction Video (Sesame Street) Subtraction (has equations) Subtraction Addition Stories Adding Gumballs
PK.OA.2 Decompose quantity (less than or equal to 5) into pairs in more than one way (e.g., by using objects or drawings).	Decomposing Numbers (Turtle Diary)	Number Bonds Decomposing
PK.OA.3 For any given quantity from 0 to 5, use objects or drawings to find the quantity that must be added to make 5.	Illuminations: Five Frame (Use in Chrome)	Identify Missing Quantity Needed to Make 5
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Website/Activity	Content Standards/Technology Standards
Equal Trains Starfall Math Marble Addition Addition Vegetable Garden Illuminations: Subtraction with Pictures Balloon Pop Adding Apples Dice Combinations: Number to Four 5 Little Monkeys Adding Apples Addition Equations Subtraction Video Subtraction (Equations) Subtraction Addition Stories Adding Gumballs	Common Core: Pk.OA.1 Explore addition and subtraction with objects, fingers, mental images, drawings, sounds, acting out situations, or verbal explanations.
	Technology: ISTE Standards for Students Addressed: 5. Computional Thinker
Decomposing Numbers Number Bonds Decomposing	Common Core: PK.OA.2 Decompose quantities into pairs in more than one way.
Decomposing Numbers Number Bonds Decomposing	Technology: ISTE Standards for Students Addressed: 5. Computional Thinker
Identify Missing Quantity Needed to Make 5 Illuminations: Five Frame	Common Core: PK.OA.3 For any given quantity from (0 to 5, then to 10) find the quantity that must be added to make 5, then to 10, e.g., by using objects or drawings.
	Technology: ISTE Standards for Students Addressed: 5. Computional Thinker