Calculators That You Can Use On The Act

Determine if Your Calculator is Allowed on the ACT

Use this tool to check the general eligibility of your calculator for the ACT test based on common rules. Always verify with the official ACT website.

Common Calculator Models and Their ACT Eligibility Status

Brand	Model	Type	ACT Status	Key Restriction/Note
Texas Instruments	TI-84 Plus CE	Graphing	Allowed	Standard graphing calculator.
Texas Instruments	TI-Nspire CX II (non-CAS)	Graphing	Allowed	No CAS functionality.
Texas Instruments	TI-89 Titanium	Graphing	Not Allowed	Has CAS functionality.
Casio	fx-9750GII	Graphing	Allowed	Standard graphing calculator.
Casio	fx-115ES Plus	Scientific	Allowed	Standard scientific calculator.
HP	HP Prime	Graphing	Not Allowed	Has CAS functionality.
Sharp	EL-W516T	Scientific	Allowed	Standard scientific calculator.
Any Brand	Basic Four-Function	Four-Function	Allowed	No advanced features.
Any Brand	Calculator with QWERTY keyboard	Prohibited	Not Allowed	QWERTY keypads are prohibited.

What are calculators that you can use on the ACT?

The ACT (American College Testing) is a standardized test used for college admissions in the United States. A crucial part of the ACT Math section involves the use of a calculator. Understanding which calculators you can use on the ACT is paramount for test-takers, as bringing a prohibited device can lead to disqualification. Essentially, “calculators that you can use on the ACT” refers to any calculator model that complies with the strict guidelines set forth by ACT, Inc.

Who Should Use This ACT Calculator Eligibility Checker?

This tool is designed for any student preparing for the ACT test, parents assisting their children, or educators guiding their students. If you own a calculator and are unsure about its eligibility, or if you’re planning to purchase a new calculator for the test, this checker provides quick guidance. It helps you avoid the stress and potential penalties of bringing an unapproved device on test day.

Common Misconceptions About ACT Calculator Policy

Many students hold misconceptions about the ACT calculator policy. A common one is that all graphing calculators are allowed. While many are, those with Computer Algebra System (CAS) functionality or QWERTY keyboards are strictly prohibited. Another misconception is that a basic scientific calculator is always sufficient; while allowed, advanced scientific or approved graphing calculators can offer significant advantages in speed and efficiency for complex problems. Always remember that phones, smartwatches, or any other electronic devices are never allowed as calculators.

Calculators That You Can Use on the ACT: Eligibility Logic and Rules Explanation

The eligibility of calculators that you can use on the ACT is determined by a set of clear rules designed to ensure fairness and prevent unfair advantages. Our calculator uses a logical framework to assess these rules based on your input.

Step-by-Step Eligibility Derivation:

1. Initial Assessment: The calculator first checks for any immediately disqualifying features.
2. QWERTY Keyboard Check: If the calculator has a QWERTY (typewriter-like) keyboard, it is immediately deemed “Not Allowed.” This is a universal prohibition by the ACT.
3. Prohibited Physical Features Check: If the calculator makes noise, has paper tape, or requires an electrical outlet, it is also immediately deemed “Not Allowed.” These features are disruptive or impractical for a standardized testing environment.
4. CAS Functionality Check (for Graphing Calculators): If the calculator is identified as a “Graphing Calculator” and also possesses Computer Algebra System (CAS) functionality, it is generally “Not Allowed.” CAS calculators can perform symbolic manipulation, which is considered an unfair advantage.
5. General Allowance: If none of the above prohibitions apply, and the calculator is a “Scientific” or “Four-Function” type, it is typically “Allowed.” For “Graphing” calculators without CAS or QWERTY, they are also generally “Allowed.”
6. “Other / Unsure” Category: If the user selects “Other / Unsure” for the calculator type, or if a specific model is not explicitly covered by the rules, the status will be “Check Specific Rules” with a recommendation to consult official ACT resources.

Variable Explanations:

The variables used in our eligibility logic directly correspond to the ACT’s stated prohibitions:

Variable	Meaning	Unit/Type	Typical Range/Values
Calculator Type	General category of the calculator.	Categorical (Graphing, Scientific, Four-Function, Other)	Graphing, Scientific, Four-Function
Has CAS	Indicates if the calculator has Computer Algebra System capabilities.	Boolean (Yes/No)	Yes (prohibited for graphing), No (allowed)
Has QWERTY Keyboard	Indicates if the calculator has a typewriter-style keyboard.	Boolean (Yes/No)	Yes (prohibited), No (allowed)
Has Prohibited Features	Indicates if the calculator makes noise, has paper tape, or requires an electrical outlet.	Boolean (Yes/No)	Yes (prohibited), No (allowed)

Practical Examples: Real-World ACT Calculator Scenarios

To illustrate how to use this tool and understand the rules for calculators that you can use on the ACT, let’s look at a couple of common scenarios.

Example 1: The Popular Graphing Calculator

• Scenario: A student owns a Texas Instruments TI-84 Plus CE. They are unsure if this model is allowed.
• Inputs:
  • Calculator Type: Graphing Calculator
  • Does it have a Computer Algebra System (CAS)?: No (unchecked)
  • Does it have a QWERTY (typewriter-like) keyboard?: No (unchecked)
  • Does it make noise, have paper tape, or require an electrical outlet?: No (unchecked)
• Outputs:
  • Primary Result: Allowed on ACT
  • Reason: This type of calculator, without prohibited features, is generally allowed.
  • ACT Rule Reference: ACT Rule: General Allowance.
  • Recommendation: This calculator is widely accepted. Ensure it has fresh batteries.
• Interpretation: The TI-84 Plus CE is a standard graphing calculator without CAS or QWERTY, making it fully compliant with ACT rules. This is one of the most common calculators that you can use on the ACT.

Example 2: The Advanced Engineering Calculator

• Scenario: A student has an HP Prime calculator, which is very powerful and can do symbolic math.
• Inputs:
  • Calculator Type: Graphing Calculator
  • Does it have a Computer Algebra System (CAS)?: Yes (checked)
  • Does it have a QWERTY (typewriter-like) keyboard?: No (unchecked)
  • Does it make noise, have paper tape, or require an electrical outlet?: No (unchecked)
• Outputs:
  • Primary Result: Not Allowed on ACT
  • Reason: Many graphing calculators with Computer Algebra System (CAS) functionality are prohibited. Check your specific model against the ACT’s official list.
  • ACT Rule Reference: ACT Rule: CAS Functionality.
  • Recommendation: This calculator is likely prohibited. You should acquire an approved calculator for the test.
• Interpretation: Even though it’s a graphing calculator, the HP Prime’s CAS functionality makes it prohibited. This highlights the importance of checking specific features, not just the general type, when considering calculators that you can use on the ACT.

How to Use This ACT Calculator Eligibility Checker

Our ACT Calculator Eligibility Checker is designed for ease of use, providing clear guidance on which calculators you can use on the ACT. Follow these simple steps:

1. Select Calculator Type: From the “Calculator Type” dropdown, choose the category that best describes your calculator (e.g., Graphing, Scientific, Four-Function). If you’re unsure, select “Other / Unsure.”
2. Check for CAS Functionality: If your calculator is a graphing model, determine if it has a Computer Algebra System (CAS). This feature allows for symbolic manipulation of equations. Check the box if it does.
3. Check for QWERTY Keyboard: Examine your calculator’s keypad. If it has a QWERTY (typewriter-like) layout, check this box.
4. Check for Other Prohibited Features: Consider if your calculator makes noise, prints on paper tape, or needs to be plugged into an electrical outlet. Check this box if any of these apply.
5. Click “Check Eligibility”: Once all relevant fields are filled, click the “Check Eligibility” button.
6. Read Results: The calculator will instantly display your primary eligibility status (Allowed, Not Allowed, or Check Specific Rules), along with a reason, ACT rule reference, and a recommendation.
7. Reset for New Check: To check another calculator or start over, click the “Reset” button.
8. Copy Results: Use the “Copy Results” button to easily save the output for your records or to share.

How to Read Results:

• “Allowed on ACT”: Your calculator generally meets the ACT’s requirements. It’s one of the calculators that you can use on the ACT.
• “Not Allowed on ACT”: Your calculator possesses one or more prohibited features. You must use a different calculator.
• “Check Specific Rules”: The information provided is insufficient for a definitive answer, or the calculator type is unusual. You must consult the official ACT website for your specific model.

Decision-Making Guidance:

If your calculator is “Not Allowed,” you must obtain an approved calculator. If it’s “Allowed,” ensure it has fresh batteries and you are familiar with its functions. For “Check Specific Rules,” prioritize verifying with ACT, Inc. directly to avoid any issues on test day. Always bring a backup calculator if possible, even if it’s a simple scientific one, as a precaution.

Key Factors That Affect ACT Calculator Eligibility

Understanding the specific criteria for calculators that you can use on the ACT is crucial. Several factors can determine whether your device is permitted or prohibited:

1. Computer Algebra System (CAS) Functionality: This is one of the most common reasons for a graphing calculator to be prohibited. CAS allows for symbolic manipulation, solving equations with variables, and performing calculus operations symbolically. Examples include the TI-89, TI-92, and HP 48GII.
2. QWERTY Keyboards: Any calculator with a QWERTY (typewriter-like) keyboard is strictly forbidden. This rule is in place to prevent the use of devices that resemble computers or communication tools.
3. Noise Production: Calculators that make noise, such as those with audible key presses or alarms, are not allowed as they can disturb other test-takers.
4. Paper Tape Output: Calculators that print on paper tape are prohibited. The ACT environment does not permit any external paper or recording devices beyond the test booklet and answer sheet.
5. Electrical Outlet Requirement: Calculators that require an electrical outlet for power are not permitted. All approved calculators must be battery-operated.
6. Wireless Communication Capabilities: Calculators with wireless communication features (e.g., Bluetooth, Wi-Fi) are prohibited to prevent cheating or unauthorized communication.
7. External Devices and Accessories: Any calculator that uses external devices like a stylus, pen, or requires a power cord (other than for charging before the test) is generally not allowed during the test.
8. Smart Devices: Phones, smartwatches, tablets, laptops, and any other electronic devices that are not specifically approved calculators are strictly prohibited. These are not considered calculators that you can use on the ACT.

Frequently Asked Questions (FAQ) About Calculators on the ACT

Here are some common questions about calculators that you can use on the ACT:

Q1: Can I use any graphing calculator on the ACT?
A1: No. While many graphing calculators are allowed, those with Computer Algebra System (CAS) functionality or QWERTY keyboards are prohibited. Always check the specific model against ACT’s official list or use our checker.

Q2: Are scientific calculators always allowed?
A2: Yes, standard scientific calculators are almost always allowed, provided they don’t have any prohibited features like QWERTY keyboards or noise-making capabilities. They are among the most reliable calculators that you can use on the ACT.

Q3: What if my calculator is not on the ACT’s approved list?
A3: The ACT provides a list of *prohibited* calculators, not an exhaustive list of *approved* ones. If your calculator isn’t on the prohibited list and doesn’t have any forbidden features (CAS, QWERTY, noise, paper tape, outlet), it’s generally allowed. When in doubt, contact ACT, Inc. directly.

Q4: Can I bring a backup calculator?
A4: Yes, it is highly recommended to bring a backup calculator, especially a simple scientific one, in case your primary calculator malfunctions or its batteries die during the test.

Q5: What happens if I bring a prohibited calculator?
A5: If you are found with a prohibited calculator, it will be confiscated, and you may be dismissed from the test center, and your scores may be canceled. It’s a serious offense.

Q6: Do I need a calculator for the entire ACT Math section?
A6: While a calculator is permitted for the entire Math section, not all problems require one, and some can even be solved faster without it. Use it strategically.

Q7: Can I use my phone’s calculator?
A7: Absolutely not. Phones, smartwatches, tablets, and any other electronic communication devices are strictly prohibited in the testing room and cannot be used as calculators.

Q8: Should I buy an expensive graphing calculator just for the ACT?
A8: Not necessarily. While a good graphing calculator can be beneficial, a solid scientific calculator is often sufficient. The best choice depends on your comfort level and the types of math problems you anticipate. Focus on calculators that you can use on the ACT and are familiar with.

Related Tools and Internal Resources

Explore more resources to help you prepare for the ACT and understand its various components:

• ACT Test Preparation Guide: Comprehensive strategies and tips for all sections of the ACT.
• Understanding Your ACT Scores: Learn how ACT scores are calculated and what they mean for college admissions.
• ACT Math Strategies and Tips: Improve your performance on the ACT Math section with expert advice.
• Choosing the Right Calculator for Standardized Tests: A broader guide to selecting calculators for various exams.
• ACT Science Section Tips: Master the ACT Science section with effective study techniques.
• ACT English Grammar Rules Review: Brush up on essential grammar rules for the ACT English test.