www.khanacademy.org/math/cc-third-grade-math/cc-3rd-fractions-topic

This will be your first introduction to the idea of fractions. You'll learn what they are and what they can represent. Then in 4th and 5th grades, you'll learn to ...

www.mathgoodies.com/lessons/toc_unit14.html

Our Lessons on Fractions cover all the basics of fractions. Learn at your own pace with our in-depth lessons from Math Goodies.

mathforum.org/library/drmath/sets/elem_fractions.html

Browse Elementary Fractions & Decimals Stars indicate particularly interesting answers or good places to begin browsing. Selected answers to common ...

www.wyzant.com/resources/lessons/math/elementary_math/fractions/adding_and_subtracting_fractions

Fraction addition works almost exactly the same way as normal addition! ... Adding fractions with different denominators is similar to adding fractions with the same denominators, but you have to do one important ... Algebra · Elementary Math.

www.coolmath4kids.com/math-help/fractions

Math Help for Fractions: Easy-to-understand lessons for kids, parents and teachers. Practice what you learn with games and quizzes.

www.learningresources.com/category/subject/math/fractions.do

Grades 3–4 Manipulatives Kit for Hands-On Standards®: Photo-illustrated Lessons for Teaching with Math Manipulatives. Ages 8+. $249.99.

mrelementarymath.com/fly-on-math-teachers-wall-fractions

Learn how to teach fractions using hands-on activities that incorporate fraction bars and math models to squash your students' fraction misconceptions.

www.mathsisfun.com/definitions/fraction.html

Fraction. Part of a whole. • the top number (the numerator) says how many parts we have. • the bottom number (the denominator) says how many parts the whole ...