Understanding Place Value

This video tutorial explains the concept of place value, which is the value of each digit in a number based on its position. It introduces the base-10 number system, highlighting that each digit's position determines its value. The video uses examples and animations to show how the same digit can represent different values, such as 5 and 500. It also explains how to use place value headings like units, tens, hundreds, and thousands to understand numbers better. The tutorial concludes with practice questions to reinforce learning.

What does place value help us understand about a number?

• The total sum of the digits

• The position of each digit

• The number of digits in a number

• The value of each digit based on its position

How many unique digits are used in our base-10 number system?

• 15

• 5

• 10

• 20

In the number 515, why do the two '5's have different values?

• One is larger than the other

• They are different colors

• They are in different positions

• They are in different numbers

What is the place value of the digit '4' in the number 1254?

• Tens

• Units

• Hundreds

• Thousands

Which of the following is a correct place value heading?

• Billions

• Millions

• Units

• Tens of thousands