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Elementary Math Definitions--Addition Subtraction Concepts--Plus Sign

Plus Sign

Plus Sign

Topic

Addition and Subtraction

Definition

The plus sign is a symbol used to indicate addition.

Description

The plus sign is a symbol used in mathematics to indicate addition. For example, in the equation 

3 + 4 = 7

the plus sign indicates that 3 and 4 are being added together. This symbol is essential for understanding arithmetic operations and solving mathematical problems.

In mathematics, the plus sign is represented by a cross (+). It is used in various mathematical operations, including addition, indicating positive numbers, and more. Understanding the plus sign helps students develop problem-solving skills and logical thinking, preparing them for more advanced mathematical concepts such as algebra and calculus.

In real-world applications, the plus sign is used in various scenarios, such as calculating the total cost of items, determining the total distance traveled, and more. For example, if you have 3 apples and add 4 more, the plus sign helps you understand that you now have 7 apples.

Teacher's Script: "Let's learn about the plus sign. The plus sign tells us to add numbers together. For example, if we have 3 candies and add 4 more, the plus sign shows that we have 7 candies in total. Can you think of other examples where we use the plus sign?"

For a complete collection of terms related to Addition and Subtraction click on this link: Addition and Subtraction Collection

Common Core Standards CCSS.MATH.CONTENT.1.OA.B.3, CCSS.MATH.CONTENT.2.NBT.B.9
Grade Range 1 - 3
Curriculum Nodes Arithmetic
    • Addition
        • Addition Expressions and Equations
Copyright Year 2021
Keywords addition, subtraction, equation, place value