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Math Video Definition 4--Addition and Subtraction Concepts--Addition Expression

Math Video Definition 4--Addition and Subtraction Concepts--Addition Expression

Topic

Addition and Subtraction

Description

An Addition Expression refers to a set of numbers that are being added, forming part of an addition equation. Examples include 3 + 7 and (2 + 9) + 4. These expressions represent the mathematical formulation of addition without necessarily calculating the total. Introducing addition expressions helps in transitioning from arithmetic to algebraic thinking, as it focuses on the structure of mathematical operations.

Relevance to Topic: This video provides an in-depth explanation of key concepts in Addition and Subtraction, using clear examples to illuminate mathematical operations and their significance. Understanding this concept helps students build their numerical reasoning and apply it to various real-world problems.

Teacher's Script: "Today, we are diving into an important concept in mathematics that involves an addition expression refers to a set of numbers that are being added, forming part of an addition equation. Examples include 3 + 7 and (2 + 9) + 4. These expressions represent the mathematical formulation of addition without necessarily calculating the total. Introducing addition expressions helps in transitioning from arithmetic to algebraic thinking, as it focuses on the structure of mathematical operations. This video will guide us through examples and strategies to master this idea, which is fundamental for understanding addition and subtraction. Let's focus on how these concepts are applied and prepare to engage with the examples shown."

For a complete collection of videos related to Addition and Subtraction, click on this link: Math Video Definitions: Addition and Subtraction Collection. 

Common Core Standards CCSS.MATH.CONTENT.1.OA.B.3, CCSS.MATH.CONTENT.2.NBT.B.9
Duration 1 minutes
Grade Range 1 - 3
Curriculum Nodes Arithmetic
    • Addition
        • Addition Expressions and Equations
Copyright Year 2024
Keywords addition, subtraction, equation, place value