Finding the Value of Digits Using Models

This lesson teaches how to determine the value of each digit in a number by using models. It covers the standard, expanded, and word forms of numbers, and addresses common misunderstandings about digit values. The lesson demonstrates how the value of a digit changes with its position in a number and uses models to visualize these values. Examples include rearranging digits and drawing models to represent numbers like 157 and 715. The lesson concludes with a recap of the key concepts learned.

What model can be used to represent the number 157, and what does it consist of?

How can you determine the value of the digit 5 in the number 562?