Lawrence Hall of Science
The Math Page: Skill in Arithmetic: Add and Subtract Fractions
This Math Page tutorial explains how to add and subtract fractions and features a practice section at the very end of the lesson.
Other
Help With Fractions: Adding Fractions
The rules for adding fractions with the same or different denominators are clearly explained at this website. This is an excellent place to get step by step explanations for working with fractions.
Math Slice
Math Slice: Fraction Slice Special Test
A succinct tool for assessing decimal and fraction concepts. Assessment is scored online. An excellent tool for use as a quick assessment.
Quia
Quia: Add Your Way to a Million (Rags to Riches)
You can earn a million bucks playing this addition game. A succinct multiple choice game with hints, if you need them. Contains simple computation problems mixed with a few word problems. Must be able to add up to the millions place (one...
Fun Brain
Fun Brain: Fraction Soccer
Compete in a soccer shootout by adding, subtracting, multiplying, and dividing fractions. Score goals for your team and block your opponent's shots by answering correctly.
Other
Dan's Math: Basic Skills Topics
College professor Dan Bach offers a review of various basic topics in arithmetic, pre-algebra, and algebra. Order of operations, exponents, square roots, variables, and combining terms are just a few of the many topics covered.
University of Illinois
University of Illinois Extension: Food for Thought: Bread, Cereal, Rice, and Pasta
In addition to explaining the nutritional value of foods in the "Bread, cereal, rice, and pasta," group, this website includes information on serving size and book resources on foods in the bread group. Also included is a recipe for...
Khan Academy
Khan Academy: Add Fractions With Unlike Denominators
Practice adding fractions that have different denominators. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
CK-12 Foundation
Ck 12: Arithmetic:
[Free Registration/Login may be required to access all resource tools.] Learn how to add integers.
Math Aids
Math Aids: Number Line Worksheets
Great resource for learning and practicing number lines. Math worksheets are printable, may be customized, and include answer keys.