Higher percentages of fourth-graders who attend public and Catholic schools performed at or above Basic and at or above Proficient in 2009 than in 1990, but differences in comparison to 2007 were not statistically significant.
Read specific descriptions of what fourth-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.