Looking at large numbers can intimidate many young mathematicians. Use Zoe's place value machine to help learners understand the meaning behind each digit in a whole number. After learning about the ones, tens, and hundreds places,...

Having a good number sense is key to understanding place value. This video clearly explains the place values that comprise a decimal number. It is a very straightforward presentation and would be appropriate for grades three, four, or...

Support your place value instruction with an interactive, visual representation brought to you by a video that showcases the family of hundreds, tens, and ones.  

Have your class work through exercises focused on number patterns with place value. Present each problem, allow your class to work through it, and then show them what Sal did to solve each problem. Every problem is completely explained...

Learning new ways to look at basic addition problems can help young mathematicians better grasp place value, expanded form, and carrying. Watch the instructor add two and three-digit numbers together by breaking each number into tens and...

Have your class work through a series of exercises focused on number patterns with place value. Present each problem, allow your class to work through each one, and then show them what Sal did to solve each problem. Every problem is...

Here is a great real life example of when a person would need to compare numbers. Each of the four examples explains how to compare the numbers beginning with the number at the left and compare the value of each digit. The examples begin...

A barber shop quartette sings a jolly song about coins. Each singer—dressed as coin—describes its name, value, and the president featured. 

How many decimal places should be included in an answer? The answer is easy when the decimal repeats: all of them! Show classes how to write a represent a repeating decimal using notation. The video demonstrates different situations...

Teach young mathematicians to keep an eye on boundaries! Young scholars use a video lesson to explore the possible values of numbers rounded to varying place values. The instructor provides an explanation to several contextual...

Demonstrate how to use a box and whisker plot to place a line of best fit accurately with an educational video. It begins with a review of box and whisker and line of best fit, and then uses an application problem to describe the...

Demonstrate how to write a linear equation knowing only two points that it passes through. A straightforward video lesson introduces the gradient (or slope) formula to begin writing the equation. Then, using substitution, viewers find...

After correcting the last problem in his previous video, Sal explains how to graph quadratic functions. Those with difficulty graphing algebraic functions will find Sal's instruction and easygoing manner a welcome change from staring at...

Gain a basic understanding of place value by watching this easy to understand video tutorial. Additional resources are available as part of a paid subscription service. [9:25]

Learn how to compare decimal place values by watching this video lesson. [5:39]

The video compares whole number place values. It offers links to other lessons.

Gain a basic understanding of decimal place value by watching this easy to understand video tutorial. Additional resources are available as part of a paid subscription service. [11:50]

In this lesson, students learn that the number suffix 'teen' actually means 'ten' and how this relates to place value. Includes some work with a hundreds chart. [7:15]

A lesson in decimal place value to the thousandths place. Students are also shown how to write them as fractions or the reverse. [8:15]

This place value video lesson illustrates the number 25 as two tens and five ones. [2:55]

In this lesson you will compare the value of the digits in a whole number by representing the number with models and using your knowledge of place value. [6:48]

In this lesson, students learn how to assign place value to two-digit numbers, how to write numbers as groups of tens and ones, and how to match place value to sets of dots. [5:13]

This lesson demonstrates how to use a place value chart to compare decimal numbers. [5:49]

In this lesson, you will learn how to round to the nearest 10 by using a number line. [4:46] CCSS.Math.Content.3.NBT.A.1 Use place value understanding to round whole numbers to the nearest 10 or 100.