Instructional Video4:59
Curated Video

Comparing and Ordering Decimal Numbers to the Thousandths Place

K - 5th
Learn how to compare and order decimal numbers to the thousandths place by comparing digits in the same decimal place value from left to right. Explore the concept using the analogy of dividing a whole dollar into tens, hundreds, and...
Instructional Video3:58
Curated Video

Writing Thousandths as Decimal Numbers

K - 5th
In this video, students learn how to write fractions as decimal numbers using a thousands grid. The video explains the relationship between the denominator of a fraction and the number of decimal places in a decimal number.
Instructional Video3:34
Curated Video

Assessing the Reasonableness of Sums Using Rounding

K - 5th
In this video, students learn how to assess the reasonableness of sums by using rounding. They are taught to round each number to the nearest place value and then add them together. By comparing the rounded sum with the actual sum,...
Instructional Video3:01
Curated Video

Zeros in Numbers

K - 12th
Understand placeholders and leading zeros.
Instructional Video4:42
Curated Video

Assessing the Reasonableness of Subtraction Using Rounding

K - 5th
In this video lesson, students will learn how to assess the reasonableness of subtraction problems by using rounding. The teacher explains the process of rounding both the minuend and subtrahend to the leftmost place of the smallest...
Instructional Video5:05
Curated Video

Writing Numbers in Word Form: Understanding Patterns and Commas in Place Value

K - 5th
In this lesson, mathematicians learn how to write numbers up to 100,000 by understanding patterns and the use of commas in place value. They review the concept of commas indicating a pause in a sentence and how it applies to math. They...
Instructional Video5:21
Curated Video

Place Value and Multiplication by Ten

3rd - 5th
Understand the relation between place values as multiplication by 10.
Instructional Video4:24
Curated Video

Reading and Writing Whole Numbers in Expanded Form

K - 12th
Read and write multi-digit whole numbers in expanded form.
Instructional Video2:06
Curated Video

Digits and Place Value (Part 2)

3rd - 5th
Understand digits and place values.
Instructional Video3:51
Curated Video

Efficiently Adding Large Numbers Using the Standard Addition Algorithm

K - 5th
This video explains how to efficiently add large numbers using the standard addition algorithm. The steps include lining up the numbers correctly and adding the common place values together and using a place value chart to visualize the...
Instructional Video3:19
Curated Video

Representing Decimal Numbers in Expanded Notation Using Base 10 Blocks

K - 5th
In this video, the teacher explains how the value of each digit in a decimal number is determined by its position, and demonstrates this concept with examples. By the end of the lesson, students will be able to write numbers to the...
Instructional Video3:05
Curated Video

Comparing Whole Numbers in Base-Ten Numerals (Example)

3rd - 5th
Compare two multi-digit whole numbers in base-ten numerals.
Instructional Video6:26
Curated Video

Converting Metric Units Using Place Value and a Chart

K - 5th
The video is a lesson on how to convert larger metric units to smaller units using place value and a chart. It explains the concept of prefix in the metric system, how it combines with the three base units and the meaning it represents....
Instructional Video4:29
Curated Video

Place Value: Understanding the Value of Digits in a Number

K - 5th
In this educational video, viewers will learn about the concept of place value and how it determines the value of a digit in a number. The video explains that the position of a digit in a number has a value called place value, and as we...
Instructional Video3:49
Professor Dave Explains

Decimals: Notation and Operations

12th - Higher Ed
How to use decimals.
Instructional Video5:47
Curated Video

Comparing Whole Numbers

K - 12th
Learn how to compare two whole numbers using your knowledge of place-value!
Instructional Video4:04
Curated Video

Place Value Chart

3rd - 5th
Understand the place value chart.
Instructional Video4:46
Curated Video

Subtracting Decimals Using a Place Value Chart

K - 5th
In this lesson, students learn how to subtract decimals using a place value chart. They understand the concept of place value and the importance of regrouping when subtracting numbers.
Instructional Video4:10
Curated Video

Finding the Value of a Digit in the Thousandths Place

K - 5th
In this video, students learn how to determine the value of a digit in the thousandths place using a place value chart. The teacher explains the concept of decimal place value and demonstrates how to calculate the value of each digit in...
Instructional Video3:49
Curated Video

Understanding Place Value and the Relationship Between Digits in a Number

K - 5th
This video explains the concept of place value and the relationship between digits in a number. It demonstrates how place value increases by 10 times with each shift to the left using base 10 blocks. By understanding this relationship,...
Instructional Video5:46
Curated Video

Subtracting Decimals Using the Standard Algorithm

K - 5th
This video explains how to subtract decimals using the standard algorithm. It covers important concepts like lining up decimals and place values, regrouping, and the importance of placeholders.
Instructional Video5:49
Curated Video

Understanding Decimal Place Value: Constructing a Place Value Chart

K - 5th
In this video, students will learn about the relationship among the values of decimal places and how it is similar to that of whole numbers. By constructing a place value chart, students will understand how each decimal place is related...
Instructional Video4:11
Curated Video

Subtracting Large Numbers Using the Standard Subtraction Algorithm

K - 5th
This video teaches how to efficiently subtract large multi-digit whole numbers using the standard subtraction algorithm. The instructor demonstrates how to line up the numbers, decompose and recompose numbers, and repeat the process for...
Instructional Video5:01
Curated Video

Comparing and Ordering Numbers to the Millions Place

K - 5th
In this video lesson, students will understand that each digit represents a place value and that moving to the left increases the value by an order of 10. By comparing the digits from left to right, they will be able to determine which...