Scholastic
Study Jams! Place Value
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,...
CK-12 Foundation
Ck 12: Elem Math: Overview of Addition Sums to 1000
[Free Registration/Login may be required to access all resource tools.] The video describes an example of adding three-digit numbers followed by addition vocabulary.
CK-12 Foundation
Ck 12: Elem Math: Overview of Addition Sums to 20
[Free Registration/Login may be required to access all resource tools.] The video begins with an addition vocabulary overview followed by an example of adding numbers with a sum not exceeding twenty.
CK-12 Foundation
Ck 12: Elem Math: Overview of Addition
[Free Registration/Login may be required to access all resource tools.] The video describes the two basic methods of adding numbers up to twenty. The methods shown are counting on and using tens and ones.
CK-12 Foundation
Ck 12: Elem Math: Overview of Addition Sums to 20
[Free Registration/Login may be required to access all resource tools.] The video begins with an addition vocabulary overview followed by an example of adding numbers with a sum not exceeding twenty.
CK-12 Foundation
Ck 12: Elem Math: Overview of Addition
[Free Registration/Login may be required to access all resource tools.] The video describes the two basic methods of adding numbers up to twenty. The methods shown are counting on and using tens and ones.
Math Mammoth
Math Mammoth: Mental Math: Add and Subtract Multiples of Ten
This video goes over how to add and subtract multiples of ten to or from a 3-digit number. [9:54]
Math Mammoth
Math Mammoth: Add and Subtract Multiples of 100: Mental Math
Learn how to add and subtract multiples of a hundred when working with 3-digit numbers. [8:14]
Khan Academy
Khan Academy: Understand Place Value When Adding Ten
Demonstrates how to add two 2-digit numbers, with no regrouping, using drawings of base ten cubes to represent 1s and 10s. [3:16]
CK-12 Foundation
Ck 12: Elem Math: Overview Thousandths
[Free Registration/Login may be required to access all resource tools.] The video uses a model to describe the relationship from one whole to one thousandth written as a fraction and a decimal.
Virtual Nerd
Virtual Nerd: What Is Place Value for Whole Numbers?
Place value helps keep numbers straight. This tutorial displays a place value chart and provides a better understanding of place value. [8:12]
Khan Academy
Khan Academy: Multiplication Fun: Example: Ways to Represent Multiplication
This video shows how to write repeated addition as various equivalent multiplication expressions.
Mucho Math
Algebra2go: Rounding Numbers Using a Number Line
The concept of rounding numbers is first demonstrated using a number line. Secondly, the rounding rules are defined.
CK-12 Foundation
Ck 12: Elem Math: One Step Conversions Between Hundreds Tens and Ones
[Free Registration/Login may be required to access all resource tools.] The video uses place value to determine the number of hundreds given a specific number of ones. The video is followed by a series of practice questions to assess...
CK-12 Foundation
Ck 12: Elem Math: Overview Hundredths
[Free Registration/Login may be required to access all resource tools.] The video uses a model to describe the relationship from one whole to one hundredth written as a fraction and a decimal.
CK-12 Foundation
Ck 12: Elem Math: Overview Tenths
[Free Registration/Login may be required to access all resource tools.] The video uses a model to describe the relationship from one whole to one tenth written as a fraction and a decimal.
Sophia Learning
Sophia: Multiplying by Ten: Lesson 1
This lesson demonstrates multiplication by the number 10. It is 1 of 12 in the series titled "Multiplying by Ten." CCSS.Math.Content.3.NBT.A.3 Multiply one-digit whole numbers by multiples of 10 in the range 10 through 90