4th Grade - Numbers & Operations, Fractions:

Build Fractions from Unit Fractions -

Word Problems with Like Denominators


Dream Box Interactive manipulatives for fractions
Fractions Great site for 4th grade all about fractions
Fractions by Zeebo! Great site to practice all of your fractions skills
Fractions of a Number Word Problems involving fractions
IXL: Word Problems Word problems with like denominators