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...

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...

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

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 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...

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

Mathantics offers video tutorials on various math topics. In this video, students learn about multi-digit subtraction. [6:56]

A 5th grade complete lesson with video instruction and exercises about decimals with three decimal digits. Includes writing them as fractions, place value & expanded form, and decimals on a number line.