Math Is Fun
Math Is Fun: Adding and Subtracting Time
Students learn how to add and subtract time. Class notes and practice problems with solutions are provided.
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: Adding and Subtracting Polynomials
Twenty-five problems present a variety of problems adding and subtracting polynomials. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View Solution"...
Better Lesson
Better Lesson: It All Adds Up With Time
The students are working on the concept of adding and subtracting time along with developing their own strategies to figure out elapsed time.
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: Adding and Subtracting Rational Expressions
Sixteen problems present a variety of practice adding and subtracting rational expressions. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View...
CK-12 Foundation
Ck 12: Add and Subtract Compound Units of Time
[Free Registration/Login may be required to access all resource tools.] Adding and subtracting units of time.
Mangahigh
Mangahigh: Number: Add and Subtract Fractions
This site provides students practice with the concept of adding and subtracting fractions. Students can learn about the topic by completing an interactive tutorial. Students can then take a ten question timed test to practice the skill.
Mangahigh
Mangahigh: Number: Add and Subtract Decimals
This site provides students practice with the concept of adding and subtracting decimals. Students can learn about the topic by completing an interactive tutorial. Students can then take a ten question timed test to practice the skill.
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: Adding, Subtracting and Multiplying Polynomials
Forty-four problems present a variety of practice adding, subtracting and multiplying polynomials. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View...
Varsity Tutors
Varsity Tutors: Aplus Math: Timed Flashcards
Practice your basic facts in addition, subtraction, multiplication, and division using these timed flashcards. Answers must be completed within a ten second time frame. Choose to play a set of twenty-five or fifty flashcards per session.
Knowledge Share
Super Kids: Addition and Subtraction Worksheet Creator
Create your own addition/subtraction math facts worksheets. Use them in the classroom for practice or timed drills, or at home! Choose from two levels of difficulty, and vertical or horizontal equation format. You input minimum and...
Varsity Tutors
Varsity Tutors: Aplus Math: Custom Flashcard Creator
Create and print your own custom math flashcards. Twelve flashcards can be created at one time. Input your own numbers, and choose which operation you would like to work on. Choose either addition, subtraction, multiplication, or...
Varsity Tutors
Varsity Tutors: Aplus Math: Custom Flashcard Creator
Create and print your own custom math flashcards. Twelve flashcards can be created at one time. Input your own numbers, and choose which operation you would like to work on. Choose either addition, subtraction, multiplication, or...
ClassFlow
Class Flow: Digital Clock
[Free Registration/Login Required] Adding and subtracting minutes using a digital clock.
That Quiz
That Quiz: Reloj
Interactive practice tests dealing with the clock. Students will practice adding and subtracting hours and minutes and converting hours, minutes and seconds.
Shodor Education Foundation
Shodor Interactivate: Fraction Quiz
This activity allows the student to practice simplifying, converting, and multiplying decimals, percentages, and fractions. There are 3 levels of difficulty and the time limit may be set from no limit to 60 seconds. Additional...
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.
Shodor Education Foundation
Shodor Interactivate: Arithmetic Four
You can challenge a friend to play this game to practice your arithmetic skills. Be ready because any kind of problem can pop up. You can adjust the problems to make them harder and also to give you less time.
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.
University of Cambridge
University of Cambridge: Nrich: Game Asteroid Blast
Use this game to improve your addition, subtraction, multiplication, and division basic facts. Practice all these skills and have fun at the same time! There is a "Get Printable Page," link at the top to print out the materials you need.
CK-12 Foundation
Ck 12: Math Grade 5
Browse resources related to fifth-grade math standards. Click on a topic for interactive lessons, videos, and extra practice.
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.