Grade 4 Math

Place Values
Songs and videos to teach place values

Place Values
(Up to million's place)

Expanded Form
Write a number in expanded form

Place Value Worksheets 1
Place Value Worksheets 2
(up to hundred's place)

Place Value Worksheets 1
Place Value Worksheets 2
(up to thousand's place)

Place Value Worksheets 1
Place Value Worksheets 2
(up to million's place)

Form the largest or smallest number
(given 3 digits)

Form the largest or smallest number
(given 4 digits)

Form the largest or smallest number (given 5 digits)

Form the largest or smallest number
(given 6 digits)

Place Value Games
Lots of games to help you learn more about the number system and place values

Prime Numbers
Videos to explain prime numbers

Composite Numbers
Videos to explain composite numbers

Prime & Composite Numbers
Worksheets (Numbers up to 10)

Prime & Composite Numbers
Worksheets (Numbers up to 20)

Prime or Composite Number Game
Drag and drop numbers to be identified as either prime numbers or composite numbers.

Prime Numbers up to 100
Click on all the prime numbers from 1 to 100

Prime and Composite numbers
Indicate whether a number is prime or composite

King Kong Prime Numbers
Whack King Kong if he is holding a prime number. You will lose a point if you whack him holding a composite number

Add two numbers (up to 3 digits)

Add two numbers (up to 4 digits)

Add two numbers (up to 5 digits)

Add two numbers (up to 6 digits)

Add three numbers (up to 3 digits)

Add three numbers (up to 4 digits)

Add three numbers (up to 5 digits)

Add three numbers (up to 6 digits)

Subtract two numbers (up to 3 digits)

Subtract two numbers (up to 4 digits)

Subtract two numbers (up to 5 digits)

Subtract two numbers (up to 6 digits)

Multiply multiple digits by 1 digit

Multiply 2 digits by 2 digits

Multiply 3 digits by 2 digits

Lattice Multiplication
(New Multiplication)

Review Mixed Multiplication Facts
(1 to 10)

Review 2 digits multiply by 1 digit

Review 3 digits multiply by 1 digit

2 digits multiply by 2 digits

3 digits multiply by 2 digits

4 digits multiply by 2 digits

Learning Division
Divide, Multiply, Subtract, Bring-Down

Partial Quotient Division Method

Divide 2 digits by 1 digit

Divide 3 digits by 1 digit

Divide 4 digits by 1 digit

Divide multiple digits by 2 digits

Divisibility Rules for 2, 3, 4, 5

Divisibility Rules for 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13

Long Division

Divide 2 digits by 1 digit

Divide 3 digits by 1 digit

Divide 4 digits by 1 digit

Divide 5 digits by 1 digit

Divide 2 digits by 1 digit

Divide 3 digits by 1 digit

Divide 4 digits by 1 digit

Divide 5 digits by 1 digit

Divide 3 digits by 2 digits

Divide 4 digits by 2 digits

Divide 5 digits by 2 digits

Order of Operations (PEMDAS) I

Order of Operations (PEMDAS) II

Order of Operations
(+, –)

Order of Operations
(parenthesis, +, –)

Order of Operations
(×, ÷ )

Order of Operations
(parenthesis, ×, ÷)

Order of Operations
(×, ÷, +, –)

Order of Operations
(parenthesis, ×, ÷, +, –)

Order of Operations
(parenthesis, ×, ÷, +, –)

Order of Operations
(parenthesis, exponent, ×, ÷ +, –)

Order of Operations
(mixed)

Order of Operations
(mixed)

Order of Operations
(mixed)

Order of Operations Four
This activity allows two users to play a game of order of operations where each player tries to connect four game pieces in a row before his or her opponent does. The players can choose the difficulty level.

Math Frog
Order of operations

Order of Operations with Multiplication, Addition, Subtraction
Mystery Picture Game

Order of Operations
Match the math expression with its simplification using order of operations.

Measuring Length using a Ruler

Standard Measurement in the US

Metric System

Converting Metric Units

Standard Measurements

Metric Mesurements

Metric Length Conversions
mm, cm, m, km

Metric Weight Conversion
kg, g, mg

Adding lengths (km, m, cm, mm)

Subtracting Lengths (km, m, cm, mm)

Multiplying Lengths (km, m, cm, mm)

Dividing Lengths (km, m, cm, mm)

Adding and Subtracting Weights (kg, g, mg)

Multiplying Weights (kg, g, mg)

Dividing Weights (kg, g, mg)

Temperature Conversion
Celsius to Fahrenheit
Fahrenheit to Celsius
Mixed

Line Symmetry
Videos to learn about line symmetry

Rotational Symmetry
Videos to learn about rotational symmetry

Line Symmetry Game
Give the number of lines of symmetry of each shape

Rotaional Symmetry
Activity on rotational symmetry

Types of Angles
Songs and videos about Acute, Right, Obtuse and Straight angles

Measuring Angles with a Protractor
How to measure angles with a protractor

Flip Card - Angle Types
Test your mathematical knowledge and memory.

Hitting the Target
Learn about the different types of angles through sports

Using a Protractor
Explore how to use a protractor

Angle Measure
Drag and drop the Protractor to measure the angle

Triangle Songs
Songs to help you remember the different types of triangles

Types of Triangles
Acute, Obtuse, Right
Equilateral, Isosceles, Scalene

Types of Triangles
Practise identifying types of triangles: obtuse, right, isoleses and equilateral.

Sort Triangles
Sort Triangles according to their properties

Types of Polygons
Songs and videos about the different types of polygons

Polygons
Regular and irregular polygons. The different types of polygons based on their sides and angles measures.

Perimeter of Polygons
How to find perimeter of polygons

Area of Rectangles
How to find the area of rectangles using a formula

Area of Complex Figures
Complex figures made from rectangles

Names of Polygons
Give the number of sides

Names of Polygons
Give the names of polygons

Area and Perimeter 
of Rectangles (Worksheets)

Area and Perimeter
of Rectangles (Worksheets)

Area and Perimeter 
of Rectangles (Worksheets)

More Perimeter & Area Games
More games for you to learn about perimeter and area

Circle Songs
Songs to teach about radius, diameter and formula for circumference and area of a circle

Parts of a circle
Learn the parts of a circle: radius, diameter, chord, circumference

Circumference of a circle
Using a formula to find the circumference of a circle

Area of a circle
Using a formula to find the area of a circle

Find the Circumference of a Circle

Find the Area of a Circle

Circumference of Circle

Area of Circle

Area & Circumference of Circle
dynamically generated

Circle Problems
Radius, Diameter, Circumference, Area

Volume of Cubes
How to find the volume of cubes using a formula

Volume of Rectangular Prisms
How to find the volume of rectangular prisms using a formula

Cubes
Fill a box with cubes, rows of cubes, or layers of cubes. The number of unit cubes needed to fill the entire box is known as the volume of the box. Can you determine a rule for finding the volume of a box if you know its width, depth, and height?

Geometry - Volume
A quiz on the volume of rectangular prisms

Volume of rectangular Prism
Find the volume of the rectangular prism

Solid Shapes
Videos to help in visualizing and drawing solid shapes. Shapes, faces, edges, vertices

Find the shape
Select the correct shape based on the description. There are 3 levels of difficulty.

Nets for solid shapes
Videos that will explain nets of solid shapes

Nets
Match the Solid Figures to their nets

3D Shapes
Match the 3D shapes to their nets

Lines in Math
Types of lines: Horizontal, vertical, diagonal, parallel, intersecting, perpendicular

Pairs of Lines
Activity to test your knowledge on the different types of lines

Find Greatest Common Factor
by listing factors

Find Greatest Common Factor
using Factor Trees

Least Common Multiple (LCM) or
Least Common Denominator (LCD)

Greatest Common Factor
(GCF or HCF)

Greatest Common Factor
(GCF or HCF)

Least Common Multiple
(LCM or LCD)

Lesson on Fractions
Laern about fraction through songs

Compare Like Fractions

Compare Unlike Fractions
(Using LCD)

Ordering Fractions

Comparing Fractions
Worksheets to help you with comparing fractions

Comparing Fractions
Choose the math symbol that will make a true equation or inequality.

Compare fraction
Select from comparing tenths, hundredths, thousandths

Dirt Bike Comparing Fractions
Dirt Bike Comparing Fractions is a multi-player game that allows students from anywhere in the world to play tug of war with each other while practicing fractions

Improper Fractions
Songs and videos to explain improper fractions

Mixed Numbers
Show and explain mixed numbers

Convert between improper fractions
and mixed numbers

Convert from improper fractions to mixed numbers

Convert from mixed numbers to improper fractions

Clare's Ice Cream Shop 
Make ice creams and learn about improper fractions and mixed numbers.

Convert Mixed Numbers to Improper Fractions
To express a mixed number as an improper fraction, multiply the whole number by the denominator, and add the numerator. Write that sum as the numerator of the improper fraction. The denominator stays the same.

Convert Improper Fractions to Mixed Numbers
To express an improper fraction as a mixed number, divide the numerator by the denominator, then write the quotient as the whole number, and write the remainder as the numerator of the fraction; the denominator stays the same.

Improper Fractions & Mixed Numbers
Change between improper fractions & mixed numbers.

Improper Fractions
Practice converting improper fractions to mixed numbers.

Adding Fractions with the same denominator

Adding Fractions with unlike (different) denominators

Adding Fractions with unlike (different) denominators (more examples)

Subtracting Fractions with the same denominator

Subtracting Fractions from Whole Numbers

Subtracting Fractions with unlike (different) denominators

Subtracting Fractions with unlike (different) denominators

Adding Fractions (with common denominator & no simplifying)

Subtracting Fractions (with common denominator & no simplifying)

Adding & Subtracting Fractions
(with common denominator & simplifying answers)

Least Common Multiple or
Least Common Denominator

Adding & Subtracting Fractions
(with unlike denominators & step-by-step guide)

Adding & Subtracting Fractions
(with unlike denominators)

Fraction Word Problems
Adding & Subtracting Fractions

What is a Decimal?

Decimal Place Value

Adding Decimals

Adding Decimals

Subtracting Decimals

Subtracting Decimals

Convert between Decimals and Fractions

Convert Decimals to Mixed Numbers

Adding Decimals
(up to tenths)

Adding Decimals
(up to hundredths )

Adding Decimals
(up to thousandths)

Adding Decimals
(up to ten thousandths)

Subtracting Decimals
(up to tenths)

Subtracting Decimals
(up to hundredths)

Subtracting Decimals
(up to thousandths)

Subtracting Decimals
(up to ten thousandths)

Subtracting Decimals
(up to thousandths)

Subtracting Decimals
(up to ten thousandths)

Changing Decimals to Fractions

Changing Decimals to Mixed Numbers

Changing Fractions to Decimals
(with denominators 10, 100, 1,000)

Changing Mixed Nunbers to Decimals (with denominators 10, 100, 1,000)

Changing Fractions to Decimals
(using division)

Learning about the Calendar
Days between Dates

Learning about Time
Learn about time,
Add and subtract time,
Read and represent time on time lines

Convert Time
Convert time between days, hours and minutes

Find Elapsed Time
Learn how to calculate elapsed time

Find End Time
Learn to find the end time from start time using duration 

Time Zones
What are time zones and how they work

Time Conversion
(weeks, days, hours, minutes, seconds)

Adding and Subtracting Time

Multiplying and Dividing Time

Time Word Problems
(Elapsed Time)

Clockwork set 8
Converting hours and minutes

Comparing Amounts of Time
Comparing Hours and Minutes

What time will it be?
Work out the answer to find out what time it will be.

Learning Elapsed Time
Move the hand of the clock to get the elapsed time

Time Slice
Solve word problems involving time.

More Time Games

Mean, Median, Mode, Range

Mean, Median, Mode, Range

Line Graphs

Bar Graphs

Pie Graphs or Circle Graphs

Line Plots

Stem and Leaf Plots

Tally Charts and Frequency Tables

Mode

Median

Mean

Range

Mean, Median and Mode (I)

Mean, Median and Mode (II)