Multiplication: place value and area models

5 videos
2 skills
Most people learn to multiply, but only a select-few actually understand what the multiplication represents. This tutorial, with the help of grids and area models, will allow you to be part of this elite group.

More ways to think about multiplying

VIDEO 6:31 minutes
When multiplying, it can be helpful to break numbers into parts.

Multiplication using place value understanding

PRACTICE PROBLEMS
Multiply a single-digit number by a multi-digit number by decomposing the multi-digit number.

Multiplying: 4 digits times 1 digit (using grid)

VIDEO 3:34 minutes
It's helpful sometimes to use a grid when multiplying multi-digit numbers. Here's an example using a 4 digit number times a 1 digit number.

Multiplying: 2 digits numbers (using distributive property)

VIDEO 6:58 minutes
This is a fun way to solve this multiplication problem. Putting the distributive property to work! Cool.

Multiplying: understanding by using area models

VIDEO 4:58 minutes
If you're like us, you're a visual learner. Seeing a multiplication problem visualized using an area model really helps. Check it out!

Multiplying: using an area model

VIDEO 8:47 minutes
Using graph paper we'll map out an area model to help us with a multiplication problem.

Multiplying 2 digits by 2 digits with area models

PRACTICE PROBLEMS
Use an area model to decompose factors and multiply.