Iready Diagnostic Score Chart 2024 4th Grade. It also includes lexile® and quantile® information for. For example, 4th grade iready diagnostic scores in math suggest a student should achieve a minimum scale score of 517 in their spring exam to be on track with the skills they should have at a 4th grade level.
The iready scale ranges from 100 to 800 across all grade. The tables below show key scores for each grade group during the fall semester.