Great resource to practice and strengthen math skills pertaining to addition. Math worksheets are printable, may be customized, and include answer keys.

A huge collection of worksheets for addition, subtraction, multiplication, division, and handwriting practice all on PDF files ready for you to download and print for your students.

Add and rhyme with Farmer Fred, then use the activity sheet to work through some more farm addition. The teacher's guide and extra challenges will be helpful in lesson planning.

Students can practice addition, subtraction, multiplication, and division through this customizable learning resource. Choose the number and type of problem as well as the largest number used.

[Free Registration/Login Required] XtraMath is an excellent site for students to practice their basic number facts and develop automatic recall. Teachers can register for a free account and are then guided through the steps for setting...

Find the sum of the two red ballons among the green ballons in this concise addition game. Practice basic facts through 15. Answers checked instantaneously.

Students can practice addition facts with these interactive flashcards. The problem changes color when the correct sum is typed.

Read through this explanation of how to add three digit numbers. Use the online game to practice this skill. The game will keep running totals of your correct and incorrect answers. It will also show you a percent score of the correct...

See examples of addition problems that are arranged vertically. There is also a game that allows you to practice your addition skills. The game keeps track of your correct and incorrect answers, it also gives a percentage score of your...

This website for young children gives them practice adding sums to 10. Problems are presented as teddy bears to add up with the corresponding digits that represent the problem symbolically.

Practice your math facts with these triple-digit addition problems.

Smart Exchange is an online community that teachers can share resources. This SMART Notebook file discusses the concept of fact families to help students practice addition and subtraction facts.

Use this interactive math site to practice addition problems.

Three digit addition requires working from left to right and may require carrying. Follow the steps in the examples and then practice the skills with the two interactive activities.

Find answers to the triple-digit addition problems on this site.

Practice adding numbers where the sum is not greater than 20.

Use this site to see how Max and Ruthie built a castle inside Max's room! Teachers will want to look through the extra challenges and the teacher's guide to help with creating engaging lesson plans.

Practice addition facts 4 to 9 with this interactive multiple choice activity.

Practice addition facts up to three with this interactive exercise.

Practice addition facts up to four with this interactive exercise.

Practice addition facts up to 5 in this interactive exercise.

Practice addition facts up to six with this interactive exercise.

Practice addition facts up to 7 in this interactive exercise.

Practice addition facts up to 8 with this interactive exercise.