Skip to main content


Know that numbers that are not rational are called irrational. Understand informally that every number has a decimal expansion; for rational numbers show that the decimal expansion repeats eventually, and convert a decimal expansion which repeats eventually into a rational number.

Recent CCSS.Math.Content.8.NS.A.1 Lesson Plans & Resources

More CCSS.Math.Content.8.NS.A.1 Resources

Looking for more CCSS.Math.Content.8.NS.A.1 lesson plans and resources? Search all available resources on this topic.