Official facts.
Original practice.
The links below support the test-scope facts on this site. They do not endorse AptiStep or validate its practice results.
AFQT and the four-subject scope
The official ASVAB applicant FAQ explains that AFQT is derived from Arithmetic Reasoning, Mathematics Knowledge, Word Knowledge and Paragraph Comprehension. It also explains the percentile nature of the reported score.
What each subject covers
The official subtest descriptions describe the math and verbal domains alongside the technical and spatial subjects that AptiStep does not cover.
Calculator policy
The applicant FAQ and the official 2026 calculator policy explanation (PDF) support practicing hand calculations. Check current official guidance before your appointment.
Checked October 29, 2026
We use these sources for limited factual context. We do not reproduce official question banks, infer eligibility thresholds, or turn short practice accuracy into official scores. Our worked examples are original teaching material. If a source changes or a link breaks, let us know.