Each state and jurisdiction that participated in the National Assessment of Educational Progress (NAEP) 2013 Grade 12 Reading and Mathematics State Pilot assessment receives a one-page snapshot report that presents key findings and trends in a condensed format. This report presents the results for West Virginia's 2013 student achievement in mathematics. In 2013, the average score of twelfth-grade students in West Virginia was 145. This was lower than the average score of 152 for public school students in the nation. The average score for students in West Virginia in 2013 (145) was higher than their average score in 2009 (141). The score gap between higher performing students in West Virginia (those at the 75th percentile) and lower performing students (those at the 25th percentile) was 38 points in 2013. This performance gap was not significantly different from that in 2009 (41 points). The percentage of students in West Virginia who performed at or above the NAEP "Proficient" level was 14 percent in 2013. This percentage was not significantly different from that in 2009 (13 percent). The percentage of students in West Virginia who performed at or above the NAEP "Basic" level was 55 percent in 2013. This percentage was not significantly different from that in 2009 (52 percent). [Access the complete 2013 results from the twelfth-grade pilot program in reading and mathematics via the online Nation's Report Card: http://nationsreportcard.gov/reading_math_g12_2013/#/student-progress.]