Place Value: Understanding the Value of Digits in a Number

This lesson explains the concept of place value, showing how the value of a digit is determined by its position in a number. It highlights the common mistake of assuming digits have the same value regardless of their place. Through examples, it demonstrates how each place to the left is 10 times greater than the one to its right. The lesson includes decomposing numbers to illustrate how digits represent different values depending on their place, emphasizing the importance of understanding place value in mathematics.

What mistake do students commonly make regarding the value of digits?

Describe the process of decomposing a number to identify the value of its digits.