CK-12 Foundation
Ck 12: Math Grade 4
Browse resources related to fourth-grade math standards. Click on a topic for interactive lessons, videos, and extra practice.
Khan Academy
Khan Academy: Add Fractions With Common Denominators
Add two fractions with the like denominators. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Varsity Tutors
Varsity Tutors: Aplus Math: Non Java Flashcards (Mixed Topics)
Find a great selection of non-Java math flashcard activities. Choose from an index of flashcard topics of a variety of difficulty levels. Topics include: basic and advanced addition, subtraction, multiplication, and division, algebra,...
CK-12 Foundation
Ck 12: Algebra: Rational Numbers in Applications
[Free Registration/Login may be required to access all resource tools.] Solve real-world problems involving the addition and subtraction of fractions and evaluate change.
Math Is Fun
Math Is Fun: Using Rational Numbers
This site offers simple examples for adding, subtracting, multiplying, and dividing rational numbers. It also provides examples of writing fractions in simplest form and as mixed numbers or improper fractions. Students can test their...
University of Cambridge
University of Cambridge: Nrich: Fun Time
On this one page website sharpen your logic and fraction skills while working on this challenge. The solution is available to double check your solution.
Elias Saab
Math Drills: Fraction Operations Quiz #1
An interactive quiz which provides students with two fractions and a randomly selected operation sign between them. Students input their solution and have the program evaluate it. Hints are available if the student needs them, and...
NumberNut
Number Nut: Decimals
Do you know what a decimal is and how it is related to fractions? Find out and practice your skills playing the related interactive games.
Learning Wave Communications
Learning Wave: Decimals
This resource contains several links that lead to discussions on several topics of decimals, including converting and comparing with fractions, rounding, estimating, and basic operations. Each page includes examples and some sample...
SMART Technologies
Smart: Foundational Math Concepts for Elementary Ages
Practice everyday math skills such as adding, subtracting, multiplying, dividing, place value, counting money, telling time, fractions, decimals, and more.
Khan Academy
Khan Academy: Practice: Add Fractions With Common Denominators
In this exercise, questions provide practice with adding fractions with common denominators. Immediate feedback is given and hints or a video are available if needed.
Discovery Education
Discovery Education: Web Math: K 8 Math
This WebMath site shows how to add, subtract, multiply and divide through a step by step examples. The user simple selects the operation and types in two numbers, and the computer solves the problem through a step by step process. Also...
E-learning for Kids
E Learning for Kids: Math: Truck Stop: Decimals
Students will play interactive learning games to practice ordering, adding, subtracting, and multiplying decimals.