Math Example: Language of Math--Numerical Expressions--Grouping Symbols--Example 15

Topic

Numerical Expressions

Description

This example illustrates converting the verbal statement "Negative nineteen divided by the quantity sixteen minus seven" into a numerical expression. The expression is written as -19 / (16 - 7), using division and grouping symbols to clearly indicate the order of operations.

Numerical expressions are a key component in mathematics, allowing students to translate verbal descriptions into mathematical operations. This collection of examples helps students practice identifying and applying the correct symbols and grouping to accurately represent mathematical statements. By working through these examples, students enhance their ability to interpret and solve complex problems.

Seeing multiple worked-out examples is crucial for students to fully understand numerical expressions. Each example provides a chance to practice recognizing key terms, understanding their mathematical significance, and applying appropriate symbols and groupings. This repetition builds confidence and proficiency in translating verbal statements into precise mathematical expressions.

Teacher Script: "Let's examine this example together. When you see 'divided by', what operation does that suggest? And how should we represent 'the quantity' in our expression? Think about why it's important to use parentheses here. How does this affect the order in which we perform the operations?"

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