Math Example: Language of Math--Numerical Expressions--Multiplication--Example 4

Topic

Numerical Expressions

Description

This example demonstrates how the phrase "Nine groups of ten" is converted into the numerical expression 10 * 9. It illustrates that the term "groups of" refers to multiples of a number and is another way to express multiplication.

Understanding numerical expressions, particularly those involving multiplication, is a fundamental skill in mathematics. This collection of examples helps students recognize various verbal representations of multiplication and translate them into mathematical notation. By exploring different ways to express multiplication in everyday language, students develop a more comprehensive understanding of the concept and improve their ability to interpret and create mathematical expressions.

Exposure to multiple examples is essential for students to fully grasp this concept. Each example presents a unique verbal representation of multiplication, allowing students to identify patterns and similarities across different phrasings. This repetition and variety reinforce the concept, enabling students to more easily recognize and translate multiplication expressions in diverse contexts.

Teacher Script: "Now, let's look at another way to talk about multiplication. When we say 'Nine groups of ten,' we're actually describing multiplication. The phrase 'groups of' tells us we're dealing with multiples. So 'Nine groups of ten' becomes 10 * 9 in math language. Can you think of a real-life situation where you might use 'groups of' to describe multiplication? How would you write it as a math expression?"

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