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Math Example: Language of Math--Numerical Expressions--Multiplication--Example 23

Math Example: Language of Math--Numerical Expressions--Multiplication--Example 23

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Topic

Numerical Expressions

Description

This example demonstrates converting "Negative three by twelve" into a numerical expression. The word "by" indicates multiplication, resulting in the expression -3 * 12.

The concept of numerical expressions bridges verbal descriptions and mathematical operations. This collection aids students in recognizing phrases that signify multiplication, including those with negative numbers.

A variety of examples is crucial for understanding numerical expressions. Each example reinforces core principles while introducing variations, helping students develop a comprehensive understanding of mathematical language.

Teacher Script: "The word 'by' often indicates dimensions and multiplication. Keep the negative sign with its number. Can you think of real-life situations using 'by' for multiplication?"

For a complete collection of math examples related to Numerical Expressions click on this link: Math Examples: Numerical Expressions: Multiplication 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 2015
Keywords numerical expressions, multiplication expressions