Grade 4 • Parent Video Library
Overview
This library provides a collection of video resources to support students and families. It is designed to:
- help families understand the skills and concepts students are learning;
- complement the resources in the Grade 4 Mathematics family and community pages;
- provide students with access to content after the lesson to further develop or reinforce skills and concepts.
Place value and number relationships
Represent numbers in expanded form Links to an external site.Read and write numbers in word form and standard form Links to an external site.
Compare numbers Links to an external site.
Round whole numbers to the nearest hundred Links to an external site.
Round whole numbers to the nearest thousand Links to an external site.
Addition and subtraction
Addition and Subtraction
Add using partial sums (Links to an external site.)
Add using adjusting (Links to an external site.)
Subtract using partial differences
Add multi-digit numbers using the standard algorithm Links to an external site.
Subtract multi-digit numbers using the standard algorithm Links to an external site.
Multiplication and division
Multiplication
Multiply whole numbers by 10 Links to an external site.
Understand the difference between additive and multiplicative comparison Links to an external site.
Solve problems with multiplicative comparison Links to an external site.
Finding factors of a number Links to an external site.
Factors and multiples Links to an external site.
Prime and composite numbers Links to an external site.
Multiplying 1-digit numbers by 10, 100, and 1,000 Links to an external site.
Multiplying 1-digit numbers by multiples of 10, 100, and 1,000 Links to an external site.
Using area models to multiply Links to an external site.
Using an area model to multiply 6 x 7981 Links to an external site.
Multiplying 3-digit numbers by 1-digit Links to an external site.
Multiplying 3-digit numbers by 1-digit (regrouping) Links to an external site.
Multiplying with an area model Links to an external site.
Multiplying with an area model (part 2) Links to an external site.
Estimating products of two-digit factors Links to an external site.
Multiplying with partial products Links to an external site.
Division
Divide whole numbers by 10 Links to an external site.
Division using place value Links to an external site.
Division with area models Links to an external site.
Introduction to remainders Links to an external site.
Estimating quotients Links to an external site.
Division with partial quotients Links to an external site.
Division with partial quotients (with remainders) Links to an external site.
fractions
Equivalent Fractions and Comparison
Equivalent fractions with models Links to an external site.
Equivalent fractions on number lines Links to an external site.
Equivalent fractions Links to an external site.
More equivalent fractions Links to an external site.
Equivalent fractions and different wholes Links to an external site.
Comparing fractions of different wholes Links to an external site.
Finding common denominators Links to an external site.
Common denominators: 1/4 and 5/6 Links to an external site.
Common denominators: 3/5 and 7/2 Links to an external site.
Comparing fractions: tape diagram Links to an external site.
Comparing fractions: number lines Links to an external site.
Comparing fractions: fraction models Links to an external site.
Adding and Subtracting Fractions Links to an external site.
Decomposing fractions Links to an external site.
Decomposing a mixed number Links to an external site.
Adding fractions with like denominators Links to an external site.
Subtracting fractions with like denominators Links to an external site.
Fraction word problems Links to an external site.
Adding mixed numbers with like denominators Links to an external site.
Subtracting mixed numbers with like denominators Links to an external site.
Mixed number addition with regrouping Links to an external site.
Subtracting mixed numbers with regrouping Links to an external site.
Multiplying Fractions
Multiplying fractions and whole numbers visually Links to an external site.
Fraction multiplication on the number line Links to an external site.
Multiplying unit fractions and whole numbers Links to an external site.
Multiplying mixed numbers by whole numbers Links to an external site.
decimals
Writing a number as a fraction and a decimal Links to an external site.
Fractions and decimals with decimal grids Links to an external site.
Fractions and decimals on number lines Links to an external site.
Rewriting fractions as decimals Links to an external site.
Decimals in word form Links to an external site.
Decimal place value Links to an external site.
Identifying tenths on a number line Links to an external site.
Identifying hundredths on a number line Links to an external site.
Comparing decimals visually Links to an external site.
Comparing decimals on a number line Links to an external site.
Comparing decimals represented in different ways Links to an external site.
measurement and data
Perimeter and Area
Perimeter of a shape Links to an external site.
Explain the area formula Links to an external site.
Use perimeter formula to solve problems Links to an external site.
Find missing side length when given perimeter Links to an external site.
Comparing areas and perimeters of rectangles Links to an external site.
This course content is offered under a CC Attribution Non-Commercial Share Alike Links to an external site. license. Content in this course can be considered under this license unless otherwise noted.