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Math Example: Language of Math--Variable Expressions--Multiplication and Addition--Example 25

Math Example: Language of Math--Variable Expressions--Multiplication and Addition--Example 25

Image of Math Example: Language of Math--Variable Expressions--Multiplication and Addition--Example 25

Topic

Variable Expressions

Description

This example demonstrates how to convert a verbal statement into a variable expression using multiplication and addition. The statement "Negative six multiplied by a number increased by negative twelve" is translated into the algebraic expression -6x + (-12). This example helps students understand how to interpret mathematical language and represent it symbolically, especially when dealing with negative coefficients and negative constants.

Variable expressions are fundamental in algebra, allowing students to translate real-world situations into mathematical language. This collection of examples reinforces these concepts by presenting various scenarios where variable expressions can be effectively used, helping students develop their algebraic thinking skills.

Exposure to multiple worked-out examples is crucial for students to fully grasp mathematical concepts. Each example provides a unique perspective, reinforcing the underlying principles and ensuring a comprehensive understanding of variable expressions in different contexts.

Teacher Script: "As we examine this example, notice how 'Negative six multiplied by a number' becomes -6x. The phrase 'increased by negative twelve' indicates addition of a negative number, which we write as + (-12). Pay attention to how we handle multiple negative terms in the expression. Understanding these nuances is crucial when working with more complex algebraic expressions involving negative numbers."

For a complete collection of math examples related to Variable Expressions click on this link: Math Examples: Variable Expressions: Multiplication and Addition Collection.

Common Core Standards CCSS.MATH.CONTENT.5.OA.A.2, CCSS.MATH.CONTENT.6.EE.A.2
Grade Range 6 - 8
Curriculum Nodes Algebra
    • The Language of Math
        • Numerical Expressions
Copyright Year 2016
Keywords variable expressions, multiplication and addition