Addition

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AAA Math features a comprehensive set of interactive arithmetic lessons. Unlimited practice is available on each topic which allows thorough mastery of the concepts. A wide range of lessons (Kindergarten through Eighth grade level) enables learning or review to occur at each individual's current level. Immediate feedback prevents practicing and learning incorrect methods, which is a common result of traditional homework and worksheets. Practice can continue as long as desired in a non-threatening format which helps build self-esteem and confidence.

In this video, Salman Khan of Khan Academy shows you how to add decimals.

In this video, Salman Khan of Khan Academy shows why borrowing works.

In this video, Salman Khan of Khan Academy demonstrates basic addition.

This page explains how to do basic addition and gives examples for practice of sums.

Links to hundreds of questions and answers from experts

Lessons in Elementary Math, Algebra, Geometry and more

Great site to use to get a scientific calculator to solve or check your problems you are working on. Larger and easy to use.

Practice all types of math facts. Select addition, subtraction, multiplication, or division. There is also an option for "algebra" style.

This page includes order of operations worksheets suitable for elementary and middle school students. Usually good for lessons on PEMDAS.

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