The TEAS test covers four subjects that nursing and allied health programs expect you to know before you start. ATI publishes how many scored questions come from each topic, which tells you where to spend your study time.
Reading (39 scored questions)
| Topic | Scored questions |
|---|---|
| Key ideas and details | 15 |
| Craft and structure | 9 |
| Integration of knowledge and ideas | 15 |
Math (34 scored questions)
| Topic | Scored questions |
|---|---|
| Numbers and algebra | 18 |
| Measurement and data | 16 |
Science (44 scored questions)
| Topic | Scored questions |
|---|---|
| Human anatomy and physiology | 18 |
| Biology | 9 |
| Chemistry | 8 |
| Scientific reasoning | 9 |
English and language usage (33 scored questions)
| Topic | Scored questions |
|---|---|
| Conventions of standard English | 12 |
| Knowledge of language | 11 |
| Using language and vocabulary to express ideas in writing | 10 |
Calculator
A basic calculator is built into the exam and opens on screen in every section. You can’t bring your own.
Sources
- ATI, ATI TEAS exam details. The four sections, the topics in each and their scored question counts. Checked October 15, 2026.
- ATI Help Center, Do I need to bring a calculator?. A basic calculator is built into every section; personal calculators aren’t allowed. Checked October 15, 2026.