Khan Academy
Khan Academy: Multiplying by Multiples of 10
Demonstrates how to decompose multiples of 10 and multiply by a 1-digit number. [3:04]
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: Basic Multiplication
This video starts with a basic review of addition on a number line, followed by introduction of multiplication as grouping and repeated addition.
Khan Academy
Khan Academy: Multi Digit Multiplication: Example: Two Digit Multiplication
This video shows how to round and then multiply two numbers in the context of solving a real-world problem.
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