Math Example: Language of Math--Numerical Expressions--Division--Example 32

Numerical Expressions

Topic

Description

This example demonstrates how to convert the verbal expression "negative thirteen over negative seventeen" into a mathematical expression. The correct numerical representation is -13 / (-17), which can also be written as -13 ÷ (-17). This conversion helps students understand how to translate verbal descriptions of division operations involving negative numbers into proper mathematical notation.

Numerical expressions are a fundamental concept in mathematics, allowing students to represent complex mathematical relationships using numbers and symbols. This collection of examples provides a diverse range of scenarios involving division with negative numbers, helping students develop a comprehensive understanding of how to interpret and express these operations mathematically.

Exposure to multiple worked-out examples is crucial for students to fully grasp the concept of numerical expressions, particularly when dealing with negative numbers in division. By seeing various scenarios, students can recognize patterns, understand the nuances of different verbal expressions, and build confidence in their ability to translate between verbal and mathematical representations.

Teacher Script: "Today, we're going to learn how to convert verbal expressions into numerical expressions, focusing on division with negative numbers. Let's look at our first example: 'negative thirteen over negative seventeen.' How would we write this mathematically? Remember, 'over' indicates division, and we need to pay attention to the negative signs."

For a complete collection of math examples related to Numerical Expressions click on this link: Math Examples: Numerical Expressions: Division Collection.