Instructional Video
Khan Academy

Khan Academy: Subtracting 1, 10, or 100

1st - 3rd
Sal subtracts 1, 10, or 100 from a number using a visual demonstration. Includes a video, transcript, and question and answer section. [4:10]
Instructional Video
Khan Academy

Khan Academy: Breaking Apart 3 Digit Addition Problems

2nd - 4th
Sal shows ways to break up three-digit addition problems using place value. Includes a video, transcript, and question and answer section. [3:41]
Instructional Video
Khan Academy

Khan Academy: Subtracting 2 Digit Numbers Without Regrouping 1

2nd - 3rd
Sal demonstrates how to subtract 23 from 65 (without regrouping) by thinking about tens and ones. Includes a video, transcript, and question and answer section. [2:36]
Instructional Video
Khan Academy

Khan Academy: Subtracting 1s Using Place Value

1st - 3rd
Sal subtracts 4 from 46 by thinking about place value. Includes a video, transcript, and question and answer section. [2:44]
Instructional Video
Khan Academy

Khan Academy: Subtracting 10s Using Place Value

2nd - 3rd
Sal demonstrates how to subtract 40 from 65 by thinking about place value. Includes a video, transcript, and question and answer section. [2:36]
Instructional Video
Khan Academy

Khan Academy: Subtracting 1 vs. Subtracting 10

2nd - 3rd
Sal demonstrates the difference between subtracting 1 and subtracting 10 from 27. Includes a video, transcript, and question and answer section. [2:31]
Instructional Video
Khan Academy

Khan Academy: Adding 3 Digit Numbers (No Regrouping)

2nd - 4th
Sal visually demonstrates how to add 327 + 251 (without regrouping) using place value. Includes a video, transcript, and question and answer section. [2:39]
Instructional Video
Khan Academy

Khan Academy: Adding 10 or 100

2nd - 3rd
Sal adds 1, 10, or 100 to 235. Includes a video, transcript, and question and answer section. [3:58]
Instructional Video
Khan Academy

Khan Academy: Adding 1s, 10s, and 100s

2nd - 4th Standards
Sal adds 3-digit numbers by adding ones, tens, and hundreds. Includes a video, transcript, and question and answer section. [3:36]
Instructional Video
Khan Academy

Khan Academy: Subtracting With Regrouping (Borrowing)

2nd - 3rd
Sal shows various ways of subtracting 25 from 83 by thinking about tens and ones. Includes a video, transcript, and question and answer section. [5:26]
Instructional Video
Khan Academy

Khan Academy: Subtracting Two Digit Numbers Without Regrouping (Example 2)

1st - 3rd Standards
Sal subtracts two-digit numbers (without regrouping) by thinking about tens and ones. Includes a video, transcript, and question and answer section. [2:20]
Instructional Video
Khan Academy

Khan Academy: Subtracting a 1 Digit Number With Regrouping

2nd - 3rd
Sal subtracts 35-8 with regrouping. Includes a video, transcript, and question and answer section. [3:10]
Instructional Video
PBS

Pbs Learning Media: Real Life Math: Network Engineer

6th - 8th Standards
Watch network engineer Diana Tootle explain how she uses math in her work in this video from KAET. In the accompanying classroom activity, students watch the video and then complete an activity involving an aspect of math that Ms. Tootle...
Instructional Video
Math TV

Math Tv: Whole Numbers

1st - 8th Standards
Helpful math video tutorials covering topics related to whole numbers including addition, division, estimation, expanded form, exponents, multiplication, order of operations, subtraction, rounding, and more. Choose a teacher and watch...
Instructional Video
CK-12 Foundation

Ck 12: Elem Math: Overview of Comparing Decimals

2nd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] The video shows how to compare decimals using place value.
Instructional Video
Math Mammoth

Math Mammoth: Multiply and Divide Decimals by 10, 100, and 1000

5th - 6th Standards
This video explains what multiplication or division of a decimal by 10, 100, and 1000 means in the context of a place value chart. [7:28]
Instructional Video
Math Mammoth

Math Mammoth: The "Teen" Numbers: Thirteen Through Nineteen: Place Value Lesson

1st Standards
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]
Instructional Video
Khan Academy

Khan Academy: Teens as Sums With 10

K - 1st Standards
The video looks at the 1 in each teen number and thinks about what it really means as representing 10, and the pattern of the teen numbers as ten plus some other number.
Instructional Video
Virtual Nerd

Virtual Nerd: What Is Place Value?

9th - 10th
This video tutorial introduces the term place value and shows some of the most seen place values. [6:47]
Instructional Video
Khan Academy

Khan Academy: Comparing Whole Numbers

2nd - 3rd Standards
Video lesson shows how to compare the whole numbers 394 and 397 using a symbol. [2:04]
Instructional Video
CK-12 Foundation

Ck 12: Elem Math: Overview Hundredths

3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] Students watch a video overview on decimal place value to the hundredths.
Instructional Video
CK-12 Foundation

Ck 12: Elem Math: Overview Tenths

3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] Students watch a video overview on decimal place value to the tenths.
Instructional Video
CK-12 Foundation

Ck 12: Elem Math: Overview Thousandths

3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] Students watch a video overview on decimal place value to the thousandths.
Instructional Video
Virtual Nerd

Virtual Nerd: What Is Place Value for Whole Numbers?

2nd - 4th Standards
Place value helps keep numbers straight. This tutorial displays a place value chart and provides a better understanding of place value. [8:12]