In the 2021-22 school year, 83.2% of Marquardt School District 15 students failed the Math portion of the IAR test, according to the Illinois State Board of Education report.
In the 2021-22 school year, 83.6% of Keeneyville School District 20 students failed the Math portion of the IAR test, according to the Illinois State Board of Education report.
In the 2021-22 school year, 84.3% of Community Consolidated School District 180 students failed the Math portion of the IAR test, according to the Illinois State Board of Education report.
In the 2021-22 school year, 85.9% of West Chicago Elementary School District 33 students failed the Math portion of the IAR test, according to the Illinois State Board of Education report.
In the 2021-22 school year, 86.4% of Wood Dale School District 7 students failed the Math portion of the IAR test, according to the Illinois State Board of Education report.