Disclaimer

This disclaimer applies to all content on Fact Family Math (factfamilymath.com).

Educational information

Our pages are general educational resources. They are not a substitute for a teacher, tutor or your school’s own curriculum. Curriculum standards and the grade at which topics are taught differ by country, state and school, so please check what applies to you.

Accuracy

We aim to be accurate and we correct mistakes when we find them. We cannot guarantee that every page is free of errors. If you spot one, please tell us.

Standards references

When we mention standards such as the Common Core State Standards, we do so to explain how a topic connects to them. Our content is not endorsed by, or affiliated with, the organizations that publish those standards.

Advertising

This site may display advertising. Advertisers do not influence what we write, and we do not endorse the products shown in ads.

External links

We are not responsible for the content or practices of websites we link to.