Minus Sign

Topic

Addition and Subtraction

Definition

The minus sign is a symbol used to indicate subtraction or a negative value.

Description

The minus sign is a symbol used in mathematics to indicate subtraction or a negative value. For example, in the equation 

7 − 3 = 4

the minus sign indicates that 3 is being subtracted from 7. This symbol is essential for understanding arithmetic operations and solving mathematical problems.

In mathematics, the minus sign is represented by a horizontal line (-). It is used in various mathematical operations, including subtraction, indicating negative numbers, and more. Understanding the minus 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 minus sign is used in various scenarios, such as calculating change, measuring temperatures, and more. For example, if the temperature drops from 7°C to -3°C, the minus sign helps you understand that the temperature is below zero.

Teacher's Script: "Let's learn about the minus sign. The minus sign tells us to subtract or that a number is negative. For example, if we have 7 candies and eat 3, the minus sign shows that we have 4 candies left. Can you think of other examples where we use the minus sign?"

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