Arithmetic Practice

Practice all your arithmetic skills on a single screen at ThatQuiz.org. Choose a single operation or a combination. Time yourself or not. Allow negatives or not. Practice with a selected number in all the problems by clicking the Focused checkbox and setting the Level to the number you'd like to practice with. Generate a url for a particular set-up.

Transum Software

This site has some good interactive activities appropriate for students in roughly grades 3 through 10. By clicking on the images here, you can experiment with those that I am most likely to use with my Algebra 1 class.