CountOn: Frosty Fractions (flash)
CountOn: Racing Bikes (flash)
DiscoveryEducation: Fishy Fractions (flash)
DiscoveryEducation: Fishy Fractions Mixed Numbers (flash)
EZSchool: Add Unlike Denominators
EZSchool: Add Unlike Denominators Simplest Form
HenryAnker: Adding Fractions Set 4 (flash)
HenryAnker: Adding Fractions Set 5 (flash)
MathGames: Add Fractions with Unlike Denominators
MathGames: Add Fractions with Unlike Denominators 2
MathGames: Add Multiple Fractions with Unlike Denominators
MathGames: Add Multiple Fractions with Unlike Denominators Word Problems
MathGames: Add Fractions with Unlike Denominators 2
MathPlay: Adding Fractions with Noah (flash)
MathPlay: Football (flash)
MathPlayground: Mystery Fraction Box (flash)
Mr.Nussbaum: Adding Fractions with Unlike Denominators
Quia: Battleship (flash)
SheppardSoftware: Fruit Shoot Addition (level 3) (flash)
SheppardSoftware: Math Man (flash)
SolveMyMath: Action Fraction (flash)
SumsMathematics: Fractions 8 (flash)
Teacherled: Fraction Adding (flash)
TurtleDiary: Add and Subtract Fractions (flash)