Quia
Quia: Subtracting to Win a Million
Students will love playing this "Who Wants to be a Millionaire," style game as they work through the subtraction problems. Some of the numbers are large, but there is no regrouping necessary.
Educaplus (Jesús Peñas Cano)
Educaplus: Ecuaciones Visuales
In this activity you can practice mental math by answering each question with the help of the given pictures. You can choose from three different levels.
AAA Math
Aaa Math: Subtracting Money
A lesson on how to subtract money. There is also a place to practice and also play games.
AAA Math
Aaa Math: Subtracting Fractions With Same Denominator
Gives a brief explanation of how to subtract fractions with the same denominator. Gives practice, and games to play to use this skill.
Ministry of Education and Employment of Spain
Red Escolar: Problemas De Holmes 2002
In Spanish. Practice your mental math skills with this site. You will find different activities for every month of the year. Different levels of difficulty and suggested time limit for each activity are also provided.
Instituto Latinoamericano de la Comunicacion Educativa
Red Escolar: Problemas De Holmes 2006
In Spanish. Practice your mental math skills with this site. You will find different activities for every month of the year. Different levels of difficulty and suggested time limit for each activity are also provided.
Instituto Latinoamericano de la Comunicacion Educativa
Red Escolar: Problemas De Holmes 2003
In Spanish. Practice your mental math skills with this site. You will find different activities for every month of the year. Different levels of difficulty and suggested time limit for each activity are also provided.
Instituto Latinoamericano de la Comunicacion Educativa
Red Escolar: Problemas De Holmes 2004
In Spanish. Practice your mental math skills with this site. You will find different activities for every month of the year. Different levels of difficulty and suggested time limit for each activity are also provided.
AAA Math
Aaa Math: Subtracting Mixed Numbers
This site explains how to subtract mixed numbers that have the same denominators. The site provides games to practice this skill.
University of Waterloo (Canada)
University of Waterloo: Math Frog: Solving Equations 1
Race against the clock to see how many simple equations you can solve correctly in three minutes.
Mangahigh
Mangahigh: Ice, Ice, Maybe: Fast Estimation With Basic Number Calculations
Practice your arithmetic skills as you estimate the answer to questions involving addition, subtraction, multiplication, and division. Includes whole numbers, fractions, and percents. As you answer questions, you guide penguins across an...
Quia
Quia: Story Problems With Mixed Practice
Your problem-solving skills are put to the test in this interactive word problem game on this site. Employ a variety of mathematical skills and strategies including logical reasoning and computation. Multiple choice problems created for...
Ministry of Education and Universities of the Region of Murcia (Spain)
Ministerio De Educacion Y Ciencia: Figuras Magicas
In Spanish. This site contains many games for practicing mental numerical calculation of basic operations.
Math Slice
Math Slice: Guitar Hero
This resource contains practice problems in the form of a guitar hero game. Students are able to select if they want to practice addition, subtraction, multiplication, division, or exponents. Students are also able to select a range of...
Organization for Community Networks
Lesson Plan: I've Got Your Number (Number Sense)
An engaging lesson used to review math concepts and facts. Students are certain to "Stay alert," in this card game where each solution is related to the next solution. Sample questions provided. Great problem solving and skill building...
University of Cambridge
University of Cambridge: Nrich: Routes 1 and 5
Sharpen your logic and basic arithmetic skills while working on this challenge. Solution.
Educaplus (Jesús Peñas Cano)
Educaplus: Equilibra La Balanza Numeros Positivos Y Negativos
Practice your mental math by finding the weight of each of the fruits. You can add or subtract different weights.
Cool Math
Coolmath: Coolmath4kids: Speedway Adding Fractions
Add and subtract fractions to win the race in this multiplayer game!
Study Pad
Splash Learn: Decimal Arithmetic
[Free Registration/Login Required] This game provides practice in decimal arithmetic including addition, subtraction, multiplication, and division of decimals.
NumberNut
Number Nut: Subtracting More Than Two Values
Get the facts on how to subtract more than two values in this short subtraction lesson. This lesson offers step-by-step examples, suggested strategies and shortcuts, and links to related interactive games. Both games are fast-paced and...
Other
Eduteka: Aritmetica Cuatro
In this activity two students play a game where player tries to connect four pieces in a row before the opponent. Players respond to problems involving addition, subtraction, multiplication and division of whole numbers. Level of...
ABCya
Ab Cya: Brainie
It's not a shame to use your brain! This educational game for kids will check your math skills. Select boxes with your mouse to get the value shown in bubble next to the Brainie's head. Each level gets a little more difficult!
Arcademics
Arcademics: Skateboard Pups
Multiplayer math game where puppy teams on skateboards race by solving two-step math problems.
Instituto Latinoamericano de la Comunicacion Educativa
Red Escolar: Un Juego Para Los Mas Pequenos
In Spanish. Practice mental addition and subtraction with this math game.