IAR is Illinois’ state assessment built on the Illinois Learning Standards incorporating the Common Core, and its math design follows the PARCC-style blueprinting approach used for grades 3–8. ISBE’s resources page points to the PARCC mathematics model content frameworks, and the IAR page says the math evidence statements are aligned directly to the Common Core State Standards.
IAR Grades 3-5 math practice. Domain by domain.
IAR Grades 3-5 math practice organized by the test's 3 official reporting domains. Together they connect 11 playable math skills to Illinois Learning Standards incorporating the Common Core State Standards (CCSS-M).
Reporting categories
IAR Grades 3-5 reporting domains
Operations and Algebraic ThinkingApply and extend multiplication and division concepts and use them to solve problems.8 QsPractice →Number and Operations in Base TenUse place value understanding and properties of operations to perform multi-digit arithmetic.8 QsPractice →Measurement and DataMeasure and estimate lengths, solve problems involving measurement and data, and represent and interpret data.8 QsPractice →
Test facts
How the IAR structures Grades 3-5 math
Game plan
Prepare for IAR inside a game.
Start a IAR-tailored placement, then practice Grades 3-5 skills at the right difficulty.
More IAR grades
Questions
IAR Grades 3-5 math FAQ
What math does the IAR cover in Grades 3-5?
Grades 3-5 math on the IAR is reported across 3 official domains: Operations and Algebraic Thinking, Number and Operations in Base Ten, Measurement and Data. Each domain page here maps that reporting category to playable practice skills.
What standards is the IAR based on?
The Illinois Assessment of Readiness is built on Illinois Learning Standards incorporating the Common Core State Standards (CCSS-M) (Illinois). IAR is Illinois’ state assessment built on the Illinois Learning Standards incorporating the Common Core, and its math design follows the PARCC-style blueprinting approach used for grades 3–8.
How can students practice for the IAR Grades 3-5 math test for free?
Every IAR Grades 3-5 domain page includes free practice questions with worked answers — 24 sample questions across these domains — and each skill links to arcade games that drill it. No sign-up is needed to start.