
Math Help  Add Fractions  Game Tips:  The fraction 2/3 can be added to 1/6 by first converting 2/3 into 4/6 . Then you add (4/6 + 1/6) to get the answer 5/6 .  In order to add two fractions, you convert them to the same denominator (common denominator).  You can convert a fraction by multiplying the top and bottom by the same number. In the above example, 2/3 = (2x2)/(3x2) = 4/6.  Another example: 1/4 + 5/6 = (1x6)/(4x6) + (4x5)/(4x6) = 6/24 + 20/24 = 26/24 which reduces to 13/12.  The general rule is a/b + c/d = (ad)/(bd) + (bc)/(bd) = (ad+bc)/(bd) .  The denominators used in this game are 2, 3, 4, 6, 7 and their multiples (up to 5x).  This game includes a score report.  It may take a minute to load the game at dialup speeds.  The game can be played using the mouse by itself or using the keyboard by itself.  If the game doesn't respond to keyboard input, click inside the game area to reset the game's focus.  Adjust the game's speed by pressing the + or  key repeatedly. 
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