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- K.OA.A.1Represent addition and subtraction with objects, fingers, mental images, drawings (drawings need not show details, but should show the mathematics in the problem), sounds (e.g., claps), acting out situations, verbal explanations, expressions, or equations.
- K.OA.A.2Solve addition and subtraction word problems, and add and subtract within 10, e.g., by using objects or drawings to represent the problem.
- K.OA.A.3Decompose 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).
- K.OA.A.4For 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.
- K.OA.A.5Fluently add and subtract within 5.

Math Centers - Reviewing Numbers to 10

Kindergarten Math

Â» Unit:

Numbers to 10

Big Idea:In order to pull small groups during math instruction, the rest of the students need engaging activities that they can complete independently. These centers allow students to practice identifying, writing, counting and ordering numbers to 10.

Math Journals

Kindergarten Math

Â» Unit:

First Week of Kindergarten

Big Idea:Kindergartners love working together to solve problems. Using the math journal creates a feeling of accomplishment for eveyone involved

Dot the Dog-Making Ten with Domino Patterns

Kindergarten Math

Â» Unit:

Introduction to Addition and Subtraction

Big Idea:What better way to learn to subitize the number 10 than with the spots on Dalmatians!! This fun, interactive lesson helps students master this important concept.

Farm Fun-Joining Groups

Kindergarten Math

Â» Unit:

Introduction to Addition and Subtraction

Big Idea:Students will have fun learning how to join groups with this farm themed lessons.

Farmer Fred's Fenceposts-The Plus and Equal Sign

Kindergarten Math

Â» Unit:

Introduction to Addition and Subtraction

Big Idea:Although understanding the plus and equal sign are not a kindergarten Common Core standard, exposure to the concept provides a foundation for future learning and preparation for standardized testing.

Frijoles!-Exploring Ways to Make Ten

Kindergarten Math

Â» Unit:

Introduction to Addition and Subtraction

Big Idea:Students have fun learning different ways to make ten in this literature linked lesson.

Ten in the Pen-Joining Groups in a Ten Frame

Kindergarten Math

Â» Unit:

Introduction to Addition and Subtraction

Big Idea:Students will have fun on the farm with this lesson that guides students to find different ways to make ten.

Introduction to Addition

Kindergarten Math

Â» Unit:

Addition/Subtraction

Big Idea:Kindergartners "Add Em Up" in this basic introduction to addition.

Barnyard Banter-More Work with Addition

Kindergarten Math

Â» Unit:

Introduction to Addition and Subtraction

Big Idea:The barnyard fun continue and students practice adding with the plus and equal sign in this interactive lesson.

Where Are the Dots?-Making 10

Kindergarten Math

Â» Unit:

Introduction to Addition and Subtraction

Big Idea:Dot the Dog is back, but this time without her dots. Students must use other strategies and tools such as counting on, manipulatives, etc. to solve the number bonds.

Addition in Bloom

Kindergarten Math

Â» Unit:

Introduction to Addition and Subtraction

Big Idea:Celebrate spring with this flower themed mini lesson that gives students practice composing addition sentences.

Fact Family, Yes or No?

Kindergarten Math

Â» Unit:

Fact Families

Big Idea:While fact families are not required in kindergarten, it is very helpful for the kids to be exposed to them to support the depth of learning they will experience in first grade.

Cinco de Mayo! Practice with Addition Equations

Kindergarten Math

Â» Unit:

Introduction to Addition and Subtraction

Big Idea:Celebrate Cinco de Mayo in style with this fun lesson that includes a simple student story book and game.

Caterpillar Sums

Kindergarten Math

Â» Unit:

Addition/Subtraction

Big Idea:Students become "sum detectives" in this lesson, pairing addition sentences with the correct sum.

Treasure Addition!

Kindergarten Math

Â» Unit:

It All Adds Up!

Big Idea:With a little tweaking to an activity that the kids are already familiar with, they reinforce their adding to five fluency by adding two numbers and placing the sum of gems in the treasure box.

K.OA.A.1

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

K.OA.A.2

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

K.OA.A.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).

K.OA.A.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.

K.OA.A.5

Fluently add and subtract within 5.