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Grade 8 National Results

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Average Scores
Achievement Levels

For eighth-graders attending public schools, the percentage performing at or above Proficient was higher in 2011 than in any of the previous assessment years. The percentage performing at or above Basic was higher in 2011 than in 1990, but not significantly different from 2009.

Sample sizes were insufficient to permit reliable estimates for Bureau of Indian Education students in 1992–2003, Department of Defense students in 1992–2000, and other private school students in 2005-2011.

Read specific descriptions of what eighth-graders should know and be able to do at the Basic, Proficient, and Advanced mathematics achievement levels.

Read more information on how to interpret NAEP mathematics results, including how each student group is defined.