Wyzant
Wyzant: Simplifying Multiple Signs Worksheet
Dealing with multiple positive and negative signs in an algebra equation can be a challenge for some students. This inter-active quiz from WyzAnt provides 20 multiple-sign equations and their answers for students to test their knowledge.
Other
Project Happy Child: Free Subtraction Worksheets
2000 basic subtraction worksheets are available at this web site. They can be printed and used for a variety of practice purposes. Some helpful hints are included to avoid mindless practice that could quickly become counter productive.
ClassFlow
Class Flow: Adding and Subtracting Fractions With Unlike Denominators
[Free Registration/Login Required] This flipchart includes step by step directions on how to add or subtract fractions with unlike denominators. Practice session included with flipchart.
ClassFlow
Class Flow: Be a Problem Solver!
[Free Registration/Login Required] This flipcharts provides students with the opportunity to add and subtract 3 and 4 digit numbers. Students also will practice making change.
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.
University of Cambridge
University of Cambridge: Nrich: Game Pass the Peas, Please
Use this game to improve your subtraction or addition skills. Gain skills in two areas at the same time! There is a "Get Printable Page," link at the top to print out materials you need. This game can also be altered to practice...
University of Cambridge
University of Cambridge: Nrich: Game Subtraction Squares
Use this game to improve your subtraction skills. You will not only need to know your subtraction facts you will also need to figure out a strategy to win! There is a "Get Printable Page," link at the top if you want to print it out to...
University of Cambridge
University of Cambridge: Nrich: Game Criss Cross Quiz
Use this online game to improve your subtraction or addition skills while you play on a coordinate plane gameboard. Gain skills in two areas at the same time! This game can also be altered to practice multiplication facts. There is a...
University of Cambridge
University of Cambridge: Nrich: Game Wild Jack
This math game is great for practice using all the operations: addition, subtraction, multiplication, and division. All you need is a deck of regular playing cards. Just follow the directions and you are in business.
Purple Math
Purplemath: Adding Polynomials
Demonstrates how to add polynomials using both the horizontal and vertical formats.
Khan Academy
Khan Academy: Add and Subtract on the Number Line Word Problems
Practice adding and subtracting using the number line. Numbers used are 100 or less. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Practice: Add and Subtract Within 100 Word Problems 1
Practice adding and subtracting within one hundred with these multiple-choice problems.
Khan Academy
Khan Academy: Practice: Add and Subtract Within 100 Word Problems 2
Practice adding and subtracting within one hundred with these multiple-choice problems.
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.
SMART Technologies
Smart: Addition Strategies Fact Families
Smart Exchange is an online community that teachers can share resources. This SMART Notebook file is a great introduction to what fact families are and how 3 numbers can be related to one another. This fact house offers activities to...
Other
Fuel the Brain: Math Madness
Complete the addition, subtraction, or multiplication sentences in this basketball- themed game.