SAT Exam allows candidates to bring and use certain types of calculators during the test, especially in the Math section. Understanding the regulations on permitted calculators will not only help you avoid violating exam regulations but also contribute to improving test performance.
The article below, ETEST English for Study Abroad will answer questions Can I use a calculator on the SAT? and provide full information on accepted calculators to help you choose the most suitable device for your preparation and exams.
Can I use a calculator on the SAT?
Answer: Yes. On the SAT, candidates are allowed to use a calculator, but only on the Math section (SAT Math).
However, not just any calculator is allowed in the testing room. The College Board has specific criteria for acceptable calculators. Here are the basic requirements for the SAT:
- The size of characters displayed on the computer must be 1 inch or larger (equivalent to about 2.54 cm) to ensure readability and compliance with examination room regulations.
- Computers must be battery or solar powered, no power cords or power connections may be used during the exam.
- The device must not have word processing capabilities, a memory card slot, accessories such as charging cords, connecting cords, or emit sounds that may disturb others.
- If your computer has a folding screen or a large display that is easily visible from behind, the proctor may ask you to change your seating position to ensure fairness for all test takers in the room.

Types of calculators used in the SAT test
To use a calculator in the exam SAT Math, you need to choose a device that is on the College Board's approved list. Here are some popular brands and models of calculators that you can bring into the testing room:
- Casio calculator: Includes: FX-6000 to FX-9970, CFX-9800 to CFX-9950, FX 1.0, FX 2.0, Graph25, Graph35, Graph75, Graph95, Graph100, FX-CG10, FX-CG20, FX-CG50
- Hewlett-Packard (HP) Computers: HP-9G, HP-28, HP-38G, HP-39, HP-40, HP-48, HP-49, HP-50, HP Prime.
- Radio Shack Computers: EC-4033, EC-4034, EC-4037
- Sharp Computer: EL-5200, EL-9200, EL-9300, EL-9900
- Texas Instruments (TI) Calculator: This is the brand commonly used in the SAT exam. Including: TI-73 to the entire TI-84 Plus line, TI-85, TI-86, TI-89, TI-89 Titanium.
- TI-Nspire Calculator (except versions with QWERTY keyboard or wireless connectivity)
- Some other brands: Datexx DS-883, NumWorks Calculator, Smart2 Series.

Calculators not allowed on the SAT
To ensure fairness and security, the College Board prohibits the use of the following devices in the SAT testing room:
- Multi-purpose devices such as laptops, iPads, and smartphones are not allowed in the SAT testing room because they can access the Internet and store documents.
- Devices like the Apple Watch, Samsung Galaxy Watch or smart bracelets are prohibited, even if they are only used to tell the time.
- Any computers with Bluetooth, Wi-Fi or mobile data are not allowed in the exam room to ensure exam security.
- Devices that can record or play audio or video, such as computers with built-in cameras or video recording capabilities, are not allowed.
- Models with QWERTY keyboards such as the TI-92 or TI-Voyage 200 from Texas Instruments are banned because the keyboards resemble personal computers and are easily exploited for cheating.
- Lines like the Casio ClassPad 300, 330 or fx-CP400 with touch screens are not acceptable, due to their advanced input features.
- Receipt printers, machines with paper rolls or devices that require an electrical outlet when in use are all disqualified as they cause disruption to the examination room.

Notes when taking the SAT by computer
Using a calculator in the SAT Math section is completely legal, however, candidates need to understand some important notes to avoid unfortunate mistakes and optimize test-taking efficiency:
- Use only College Board-approved calculators: Before the exam, candidates should carefully check the list of approved calculators. Avoid bringing devices with prohibited functions such as word processing, wireless connectivity, or the ability to store data.
- Prepare your personal computer: Candidates must bring their own computers, absolutely not share or borrow other people's computers in the exam room. Because they will ensure fairness and avoid being reminded or handled by the invigilator for violations.
- Check your equipment before the exam day: Make sure your computer is in good working order, has a full battery, and is not damaged or has a faulty screen. The test center will not provide a spare device if a computer fails.
- No electronic accessories: Including chargers, headphones, connecting cables, or memory cards. Only single handheld computers are allowed, in accordance with regulations.
- Don't rely too much on computers: Many SAT Math questions can be solved quickly with tricks or mental math. Overusing a calculator can sometimes waste your time and slow you down.
- Get familiar with computers during practice: Before the official exam, candidates should practice on the device they will bring into the exam room. Familiarity with the operation will help increase processing speed and reduce mistakes when taking the test.
Some frequently asked questions about the SAT exam
1. Can I bring 2 calculators into the exam room?
Yes. You are allowed to bring two calculators into the SAT testing room. However, only one device may be used at a time, and both devices must comply with College Board regulations. The backup device must be placed under the chair, not in a bag. If you need to change devices during the test, you must raise your hand and ask the proctor for permission.
2. Are calculators available for rent in the exam room (in case of computer failure, dead battery, etc.)?
No. The test center does not provide spare computers, nor does it support borrowing devices under any circumstances. If your calculator fails, runs out of battery, or otherwise becomes unusable, you will have to continue the test without it. Therefore, check your device carefully and bring a full battery pack before you go to the test room.
Using a calculator on the SAT is perfectly acceptable, but you must follow the equipment guidelines to avoid affecting your test results. Choosing the right calculator will not only help you do your test effectively, but also ensure that you comply with testing room regulations.
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