The average performance of the nation’s high school seniors dropped in math from 2013 to 2015, but held steady in reading, according to results of a biennial test released Wednesday.

The results, from the National Assessment of Educational Progress, also showed a drop in the percentage of students in private and public schools who are considered prepared for college-level work in reading and math. In 2013, the last time the test was given, 39 percent of students were estimated to be ready in math and 38 percent in reading; in 2015, 37 percent were judged prepared in each subject.

In a survey attached to the test, 42 percent of students said they had been accepted to a four-year college, suggesting that the need for remedial courses in college will remain stubborn.

(Excerpt) Read more at nytimes.com …