Operations and Algebraic Thinking

Understand addition, and understand subtraction

K.OA.1 Represent addition and subtraction with objects, fingers, mental images, drawings, sounds (e.g., claps), acting out situations, verbal explanations, expressions, or equations.

Add with pictures up to 5

Add With Pictures up to 5

Addition sentences up to 5

Addition Sentences up to 5

Add with pictures up to 10

Add With Pictures up to 10

Addition sentences up to 10

Addition Sentences up to 10

Subtract with pictures up to 5

Subtract With Pictures up to 5

Subtraction sentences up to 5

Subtraction Sentences up to 5

Subtract with pictures up to 10

Subtract With Pictures up to 10

Subtraction sentences up to 10

Subtraction Sentences up to 10

K.OA.2 Solve addition and subtraction word problems, and add and subtract within 10, e.g., by using objects or drawings to represent the problem.

Word problems

Word Problems

Word problems

Word Problems

K.OA.3 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).

Make a number up to 5

Make a Number up to 5

Make a number up to 10

Make a Number up to 10

K.OA.4 For any number from 1 to 9, find the number that makes 10 when added to the given number, e.g., by using objects or drawings, and record the answer with a drawing or equation.

Make a ten

Make a Ten

K.OA.5 Fluently add and subtract within 5.

Add without pictures

Add Without Pictures

Subtract without pictures

Subtract Without Pictures