Math Example: Language of Math--Numerical Expressions--Grouping Symbols--Example 12

Topic

Numerical Expressions

Description

This example illustrates the conversion of the verbal statement "Negative four over the quantity eleven plus nine" into the numerical expression -4 / (11 + 9). The process involves replacing "over" with the division symbol and using parentheses to group the terms following "the quantity."

Numerical expressions are a fundamental concept in mathematics, bridging the gap between verbal descriptions and mathematical notation. This skill is essential for students to interpret and solve word problems effectively. The examples in this collection systematically demonstrate various scenarios, helping students recognize patterns in language that correspond to specific mathematical operations and grouping techniques.

Presenting students with multiple worked-out examples is crucial for developing a comprehensive understanding of numerical expressions. Each example offers a unique perspective, allowing students to see how different verbal cues translate into mathematical symbols and structures. This approach helps reinforce the concept and builds confidence in tackling diverse problem types.

Teacher Script: "Notice how we use parentheses when we see 'the quantity' in the statement. This ensures we add 11 and 9 before dividing -4 by the result. Always pay attention to words like 'over' or 'the quantity' as they give us important clues about how to structure our numerical expression."

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