## MA.K.AR.2.1 - Explain why addition or subtraction equations are true using objects or drawings.

### Displaying 1 - 50 of 141 resources:

Thumbnail Image Title Description Curriculum Nodes

### Elementary Math Definitions--Addition Subtraction Concepts--Associative Property

Associative Property

Borrowing

Carry Over

### Elementary Math Definitions--Addition Subtraction Concepts--Commutative Property

Commutative Property

Difference

Equals Sign

Even Number

Fact Family

False Equation

Hundreds Place

Minus Sign

Odd Number

Ones Place

Place Value

Plus Sign

Regrouping

Subtracting

Subtraction

### Elementary Math Definitions--Addition Subtraction Concepts--Subtraction Expression

Subtraction Expression

Sum

Tens Place

### Elementary Math Definitions--Addition Subtraction Concepts--Title

This is part of a collection of terms and definitions related to addition and subtraction, ideal for use in an early elementary classroom. Addition Expressions and Equations

True Equation

### INSTRUCTIONAL RESOURCE: Math Examples 34

INSTRUCTIONAL RESOURCE: Math Examples--One-Variable Equations

The complete set of 21 examples that make up this set of tutorials.

Applications of Equations and Inequalities

### Interactive Crossword Puzzle: Equations

Interactive Crossword Puzzle: Equations

Review key vocabulary on the topic of equations with this interactive and printable crossword puzzle.

Applications of Equations and Inequalities

### Interactive Math Game: Equation Sort 2

Interactive Math Game: Equation Sort 2

Use this math game to review one-step equations. Students are shown four equations and are asked to correctly label the equation with drag-and-drop.

Applications of Equations and Inequalities and Solving One-Step Equations

### Math Example--Arithmetic--Modeling Addition and Subtraction Pictorially: Example 1

Math Example--Arithmetic--Modeling Addition and Subtraction Pictorially: Example 1

This is part of a collection of math examples that focus on addition, subtraction, multiplication, and division skills.

Addition Facts to 10 and Subtraction Facts to 10

### Math Example--Arithmetic--Modeling Addition and Subtraction Pictorially: Example 10

Math Example--Arithmetic--Modeling Addition and Subtraction Pictorially: Example 10

This is part of a collection of math examples that focus on addition, subtraction, multiplication, and division skills.

Addition Facts to 10 and Subtraction Facts to 10

### Math Example--Arithmetic--Modeling Addition and Subtraction Pictorially: Example 2

Math Example--Arithmetic--Modeling Addition and Subtraction Pictorially: Example 2

This is part of a collection of math examples that focus on addition, subtraction, multiplication, and division skills.

Addition Facts to 10 and Subtraction Facts to 10

### Math Example--Arithmetic--Modeling Addition and Subtraction Pictorially: Example 3

Math Example--Arithmetic--Modeling Addition and Subtraction Pictorially: Example 3

This is part of a collection of math examples that focus on addition, subtraction, multiplication, and division skills.

Addition Facts to 10 and Subtraction Facts to 10

### Math Example--Arithmetic--Modeling Addition and Subtraction Pictorially: Example 4

Math Example--Arithmetic--Modeling Addition and Subtraction Pictorially: Example 4

This is part of a collection of math examples that focus on addition, subtraction, multiplication, and division skills.

Addition Facts to 10 and Subtraction Facts to 10

### Math Example--Arithmetic--Modeling Addition and Subtraction Pictorially: Example 5

Math Example--Arithmetic--Modeling Addition and Subtraction Pictorially: Example 5

This is part of a collection of math examples that focus on addition, subtraction, multiplication, and division skills.

Addition Facts to 10 and Subtraction Facts to 10

### Math Example--Arithmetic--Modeling Addition and Subtraction Pictorially: Example 6

Math Example--Arithmetic--Modeling Addition and Subtraction Pictorially: Example 6

This is part of a collection of math examples that focus on addition, subtraction, multiplication, and division skills.

Addition Facts to 10 and Subtraction Facts to 10

### Math Example--Arithmetic--Modeling Addition and Subtraction Pictorially: Example 7

Math Example--Arithmetic--Modeling Addition and Subtraction Pictorially: Example 7

This is part of a collection of math examples that focus on addition, subtraction, multiplication, and division skills.

Addition Facts to 10 and Subtraction Facts to 10

### Math Example--Arithmetic--Modeling Addition and Subtraction Pictorially: Example 8

Math Example--Arithmetic--Modeling Addition and Subtraction Pictorially: Example 8

This is part of a collection of math examples that focus on addition, subtraction, multiplication, and division skills.

Addition Facts to 10 and Subtraction Facts to 10

### Math Example--Arithmetic--Modeling Addition and Subtraction Pictorially: Example 9

Math Example--Arithmetic--Modeling Addition and Subtraction Pictorially: Example 9

This is part of a collection of math examples that focus on addition, subtraction, multiplication, and division skills.

Addition Facts to 10 and Subtraction Facts to 10

This is part of a collection of math video definitions related to the topics of Addition and Subtraction, ideal for use in an early elementary

This is part of a collection of math video definitions related to the topics of Addition and Subtraction, ideal for use in an e

### Math Video Definition 10--Addition and Subtraction Concepts--Commutative Property

Math Video Definition 10--Addition and Subtraction Concepts--Commutative Property

This is part of a collection of math video definitions related to the topics of Addition and Subtraction, ideal for use in an ea

### Math Video Definition 10--Addition and Subtraction Concepts--Commutative Property (Spanish Audio)

Math Video Definition 10--Addition and Subtraction Concepts--Commutative Property (Spanish Audio)

This is part of a collection of math video definitions related to the topics of Addition and Subtraction, ideal

### Math Video Definition 11--Addition and Subtraction Concepts--Counting

Math Video Definition 11--Addition and Subtraction Concepts--Counting

This is part of a collection of math video definitions related to the topics of Addition and Subtraction, ideal for use in an early elementa

### Math Video Definition 11--Addition and Subtraction Concepts--Counting (Spanish Audio)

Math Video Definition 11--Addition and Subtraction Concepts--Counting (Spanish Audio)

This is part of a collection of math video definitions related to the topics of Addition and Subtraction, ideal for use in a

### Math Video Definition 12--Addition and Subtraction Concepts--Counting On

Math Video Definition 12--Addition and Subtraction Concepts--Counting On

This is part of a collection of math video definitions related to the topics of Addition and Subtraction, ideal for use in an early eleme

### Math Video Definition 12--Addition and Subtraction Concepts--Counting On (Spanish Audio)

Math Video Definition 12--Addition and Subtraction Concepts--Counting On (Spanish Audio)

This is part of a collection of math video definitions related to the topics of Addition and Subtraction, ideal for use i

### Math Video Definition 13--Addition and Subtraction Concepts--Difference

Math Video Definition 13--Addition and Subtraction Concepts--Difference

This is part of a collection of math video definitions related to the topics of Addition and Subtraction, ideal for use in an early elemen

### Math Video Definition 13--Addition and Subtraction Concepts--Difference (Spanish Audio)

Math Video Definition 13--Addition and Subtraction Concepts--Difference (Spanish Audio)

This is part of a collection of math video definitions related to the topics of Addition and Subtraction, ideal for use in