Fraction Four

Grab a partner and play a game of Connect Four. Start out with the fraction--percent game, and then move on to other combinations.

http://www.shodor.org/interactivate/activities/FractionFour/

Skillswise - matching

Think you can match decimals, percents and fractions? Give this game a try and see how many mouse clicks you need to complete each of the three levels.
http://www.bbc.co.uk/skillswise/numbers/fractiondecimalpercentage/comparing/comparingall3/game.shtml

Mission Magnetite

Fuel the rocket by matching percents, fractions and pictures. Each round plays faster; can you fuel the rocket in time?
http://pbskids.org/cyberchase/games/percent/percent.html

Fraction Shoot Out

Test your skills of equivalent fractions with this fraction shoot-out game. Choose the game on the far right of the game choices for your best experience.

http://www.sheppardsoftware.com/mathgames/earlymath/fractions_shoot.htm

Jeopardy with fractions

Play this jeopardy game and see if you can achieve a perfect score!
http://www.quia.com/cb/95583.html

Fraction Mystery Picture Game

Use your knowledge of multiplication of fractions to uncover the mystery picture one tile at a time. Can you guess the picture in 5 moves or less?
http://www.dositey.com/2008/math/mistery2.html#s

Fraction Battleship

Here is a game that will let you play Battleship, then in order to sink the ship, you need to complete the fraction multiplication problems correctly.

http://www.quia.com/ba/57713.html

Computation Castle

Computation Castle - a challenge for those who dare to pit their math skills against the game's evil witch.
Step 1.) Computation Castle is a game that requires the utilization of several math skills: mixed numbers/improper fractions, equivalent fractions, metric conversions, exponents, rounding to the nearest thousands and thousandths and place value.
Step 2.) Read the storyline. The object of the game is to reverse the spells placed upon the royal family of Computation Castle by the evil witch. All five family members have been turned into various animals. Their only hope is you. Use your math skills to mix and create the correct potions to turn them back to their human forms.
Step 3.) If this is your first time playing, begin trying to transform the frog (Sir Fractonio) back into his human form. If you have played before, and have obtained a password to begin at a higher level, click on the animal at your level and enter the correct password

http://www.mrnussbaum.com/compcastle.htm

Plotter Penguin

Refresh your skills on the coordinate plane, move up to adding x and y, then rise over run and slope, and finally meet the enemy boss in this challenging game of Plotter Penguin
http://users.altec.org/~scherrer/games/matrix/penguin/1020/intros2/3/penguin10_20c.htm

Ratio Blaster

Fire up your spaceship and laser gun. This game is a test of your skill in recognizing ratios in varying names. How many levels can you achieve? http://www.arcademicskillbuilders.com/games/ratio-blaster/ratio-blaster.html

Ratio Martians

This game asks you to click only on numbers that are in ratio form. Sounds easy? Well, perhaps you should try the speed at which this game plays. Here is the link:
http://www.arcademicskillbuilders.com/games/ratio-martian/ratio-martian.html

Dirt Bike Proportions

Here is a game that will allow you to test your speed in solving for the unknown in a proportion. The faster you click the correct answer, the faster your dirt bike will travel in the race. Here is the link
http://www.arcademicskillbuilders.com/games/dirt-bike-proportions/dirt-bike-proportions.html