what calculators are allowed on the sat

Verify your calculator's eligibility for the SAT Math section based on the latest College Board guidelines.

What is the "What Calculators Are Allowed on the SAT" Policy?

The College Board maintains a strict policy regarding what calculators are allowed on the sat to ensure fairness and security during the examination. This policy dictates which electronic devices students can bring into the testing center for the Math section. Understanding what calculators are allowed on the sat is crucial because using a prohibited device can lead to immediate dismissal and the cancellation of your scores.

Who should use this guide? Any student preparing for the SAT, parents, and tutors should verify their hardware. A common misconception is that all graphing calculators are allowed; however, models with QWERTY keyboards or those that require a power outlet are strictly forbidden.

The Compliance Formula and Logical Explanation

While not a mathematical formula in the traditional sense, the logic for determining what calculators are allowed on the sat follows a specific set of Boolean rules. We can represent the "Compliance Score" (C) as follows:

C = 100 – (Q * 100) – (W * 100) – (P * 100) – (S * 100)

Where any value of C less than 100 indicates a prohibited device.

Variable	Meaning	Unit	Typical Range
Q	QWERTY Keyboard Presence	Binary (0 or 1)	0 (None) to 1 (Present)
W	Wireless/Cellular Capability	Binary (0 or 1)	0 (None) to 1 (Present)
P	Paper Tape/Printer Attachment	Binary (0 or 1)	0 (None) to 1 (Present)
S	Stylus/Touchscreen Requirement	Binary (0 or 1)	0 (None) to 1 (Present)

Practical Examples of SAT Calculator Compliance

Example 1: The TI-84 Plus CE

A student brings a TI-84 Plus CE. It is a graphing calculator, has no QWERTY keyboard, no wireless capability, and no stylus. Result: Allowed. This is the most popular choice for the SAT math section.

Example 2: The TI-92 Plus

A student brings a TI-92. Although it is a powerful graphing calculator, it features a full QWERTY keyboard. Result: Prohibited. The keyboard violates the "no typewriter-style" rule of what calculators are allowed on the sat.

How to Use This Calculator Policy Checker

1. Select your calculator category (Graphing, Scientific, or Four-Function).
2. Optionally type your model name to see if it matches known approved lists.
3. Check the boxes for any features your device possesses (e.g., Wireless, QWERTY).
4. Observe the "ALLOWED" or "PROHIBITED" status in real-time.
5. Review the "Compliance Score" to see how closely your device aligns with College Board standards.

Key Factors That Affect SAT Calculator Eligibility

• Keyboard Layout: Devices with a full QWERTY keyboard are never permitted. This is a primary factor in what calculators are allowed on the sat.
• Communication Capabilities: Any device that can access the internet, has Bluetooth, or uses cellular data is strictly banned.
• Power Source: Calculators must be battery-operated. You cannot plug a calculator into a wall outlet during the test.
• Screen Type: While most screens are fine, those requiring a stylus or having "laptop-like" features are often restricted.
• Noise: Calculators that make noise or have a printer (paper tape) are not allowed as they distract other test-takers.
• CAS Functionality: Interestingly, Computer Algebra System (CAS) calculators like the TI-Nspire CAS are allowed on the SAT, unlike the ACT which prohibits them.

Frequently Asked Questions (FAQ)

1. Are scientific calculators always allowed?

Yes, all scientific calculators are permitted for the SAT Math section, provided they don't have wireless or QWERTY features.

2. Can I use my phone as a calculator?

No. Mobile phones, tablets, and smartwatches are strictly prohibited from being used as calculators.

3. Is the TI-Nspire CX II CAS allowed?

Yes, the TI-Nspire CX II CAS is currently on the approved list for what calculators are allowed on the sat.

4. What happens if my calculator runs out of batteries?

Proctors will not provide batteries or a spare calculator. It is highly recommended to bring extra batteries or a backup calculator.

5. Can I bring two calculators?

Yes, you can bring a backup calculator, but only one can be on your desk at a time.

6. Does the Digital SAT change the calculator policy?

The Digital SAT includes a built-in Desmos graphing calculator, but you are still allowed to bring your own approved handheld device.

7. Are "four-function" calculators recommended?

While allowed, they are not recommended as they lack the advanced functions needed for many SAT math problems.

8. Can I share a calculator with a friend?

No, sharing calculators during the exam is a violation of testing rules and will result in disqualification.