Georgia Milestones Assessment System (GMAS) Math Percentile Calculator

Use this Georgia Milestones Assessment System (GMAS) Math percentile calculator to estimate a percentile from a scale score, see where a student falls in performance bands, and get actionable guidance to support growth toward the next band.

These estimates are based on the officially reported EOG Score Interpretation Guide. Explore our GMAS guides by grade to interpret scores, review question examples, and learn how the test works.