Free 3rd grade math video lessons
This is a collection of free math videos for 3rd grade, showing varied exercises for each topic. They match Math Mammoth Grade 3 curriculum but will also work no matter which curriculum you follow (in other words, the videos don't rely on you having Math Mammoth curriculum).
These videos are usable for students, teachers, and parents. You can use them...
- To learn these topics yourself (if you're a student for example, or an adult needing a refresher)
- As lesson plans for teaching these topics. Often, one video from below can be made into several lessons with students.
Please choose a topic from the list. Please realize this is not a complete coverage of all 3rd grade math, and I hope to add to the collection in the future.
Addition & subtraction
Regrouping twice in subtraction
Regrouping over zero tens (subtraction)
Three-digit subtraction word problems and a puzzle
The connection with addition and subtraction
Addition and subtraction with 4-digit numbers - mental math
A lesson on estimation - add/subtract 4-digit numbers
Multiplication
I offer a full list of videos for the multiplication tables, which have been put together on this page.
Division
Divide evenly into groups — basic concept of division
The connection between multiplication and division
Division word problems versus multiplication word problems
Measurement
Measuring to the nearest quarter inch
Grams and kilograms on a kitchen scale
Geometry: Area and perimeter
Problems to solve: area of rectangles
Area of rectangles and the distributive property
Area and perimeter problems — rectangular shapes
Money
Word problems with money and change
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