Calculated Barriers: How Excluding Black Students From High-Quality Math Limits Opportunity

A California-based math equity organization, Just Equations, warns that generations of exclusion from high-quality mathematics have produced serious academic and professional consequences for Black students. Their new report, "Calculated Barriers," documents persistent gaps in access to advanced math and traces how those gaps ripple into college readiness and STEM career representation.

Key Findings

Just Equations finds that Black students made up roughly 15% of the nation’s public school population but only 6% of students enrolled in AP mathematics during the 2021–22 school year. The report links limited middle-school access to Algebra I and lower availability of Algebra II and advanced mathematics in high-Black-enrollment schools to long-term disparities in college preparation and workforce representation.

Specifically, the report cites that in 2021 Black adults accounted for about 12% of the U.S. working population but only 9% of the STEM workforce. In New York, the New York Equity Coalition found that 27% of schools serving grades 7–8 did not offer Algebra I in eighth grade during 2024–25, and Black and Hispanic students were disproportionately enrolled in those schools. Just Equations also found that 80% of schools with high Black and Hispanic enrollment offered Algebra II, compared with 85% of schools with lower Black and Hispanic enrollment, and that only 62% of schools with high Black and Hispanic enrollment offered advanced mathematics courses versus 71% of lower-enrollment schools (2021–22).

Andrea McChristian, national policy director at Just Equations (Just Equations)

Consequences for Students and Society

The report highlights how early placement and course availability shape later opportunities. Students who take Algebra I in eighth grade, when appropriately prepared, are more likely to succeed in higher-level high-school mathematics and pursue college and career pathways that require quantitative skills. As of 2019, white high-school graduates completed calculus at roughly three times the rate of Black graduates, and Asian graduates did so at more than seven times the rate — disparities that feed into unequal STEM pipelines.

At the postsecondary level, many Black students in the California State University system begin with extended calculus prerequisite sequences rather than enrolling directly in calculus. Those extended sequences can delay degree progress and increase costs, compounding financial burdens for students who are more likely to borrow and face higher default risks.

Historical Context

Just Equations places current barriers in historical context. Before desegregation, many Black students in segregated schools benefited from Black educators who supported high expectations and rigorous coursework. After Brown v. Board of Education, roughly 38,000 Black teachers and administrators across 17 states lost their jobs, and many Black students entering desegregated schools were steered into lower-level, non–college-track math classes. The report calls Algebra I one of the first “math gatekeepers” that limited Black students’ later access to advanced math.

Two students in a physics classroom at Clark Atlanta University, the first HBCU in the United States to confer graduate degrees to African Americans. (©Hulton-Deutsch Collection/CORBIS/Corbis via Getty Images)

Voices and Examples

"From understanding election systems and social determinants of health to making sure you have the digital skills to be marketable in today's workforce, quality math education prepares you to fully engage in society,"

— Andrea McChristian, national policy director, Just Equations

Leaders from community and policy groups stress the broader cost of excluding Black learners. Lya Snell of the Dana Center noted that sidelining Black students means losing ideas and perspectives that benefit everyone. Benjamin Moynihan of The Algebra Project urged a national discussion to change the policy choices that created these gaps.

The report highlights Black innovators whose work illustrates what is at stake when talent is nurtured: Kizzmekia Corbett-Helaire (vaccine research), Katherine Johnson (NASA calculations), and Charles Drew (blood plasma storage advances).

Recommendations

To dismantle structural barriers, Just Equations recommends: redesigning high-school math pathways to eliminate gatekeeping prerequisites; reforming college admissions and placement policies that perpetuate inequity; expanding access to Algebra I in middle school; investing in culturally responsive instruction and educator supports; and directing resources to schools that serve high proportions of Black and Hispanic students.

The report highlights organizations doing this work, including The Algebra Project, the Dana Center at the University of Texas at Austin, and the Benjamin Banneker Association, and calls for an "all-hands-on-deck" effort both inside and outside public education to broaden access and opportunity.

Disclosure: The Bill & Melinda Gates Foundation provides financial support to Just Equations and to The 74.