Can You Use a Calculator on the GRE Arithmetic?

An expert guide to the official GRE calculator policy and usage strategy.

GRE Calculator Policy Checker

What is the Policy on Using a Calculator on the GRE Arithmetic?

One of the most common questions test-takers have is whether they can use a calculator on the GRE arithmetic sections. The short answer is yes, but with important limitations. You are provided an on-screen calculator, but you cannot bring your own. This policy is designed to test your mathematical reasoning skills rather than your ability to perform complex calculations by rote. The tool is available exclusively during the Quantitative Reasoning sections.

The Official GRE On-Screen Calculator

During the two Quantitative Reasoning sections of the computer-based GRE, you will have access to an on-screen calculator. Personal calculators are strictly forbidden. This ensures a level playing field for all test-takers. The calculator provided is basic, featuring functions for addition, subtraction, multiplication, division, and square root, along with a simple memory function. It is not a scientific calculator, so there are no buttons for exponents, trigonometry, or logarithms.

GRE Calculator Functions and Limitations

Understanding the tool at your disposal is critical. The design of the GRE calculator encourages reliance on mathematical reasoning over brute-force calculation. Here’s a breakdown of what it can and cannot do.

Features of the Official GRE On-Screen Calculator

Feature	Description	Strategic Implication
Basic Arithmetic	Addition, Subtraction, Multiplication, Division.	Useful for tedious calculations with multi-digit numbers or decimals.
Square Root	Calculates the square root of non-negative numbers.	Helpful for geometry problems or quadratic equations.
Memory Functions (M+, MR, MC)	A single-value memory to store and recall numbers. M+ adds the current display to memory.	Essential for multi-step problems to avoid transcription errors.
Order of Operations (PEMDAS)	The calculator correctly follows the order of operations (e.g., 3 + 4 * 5 = 23).	You can enter expressions as they are written without calculating intermediate steps manually.
Limitation: No Exponents	There is no button for powers or roots other than the square root.	You must perform exponentiation manually (e.g., 5^3 is 5 * 5 * 5).
Limitation: 8-Digit Display	The calculator cannot handle numbers larger than 99,999,999.	This is a strong hint that problems with very large numbers require estimation or number property tricks, not direct calculation.

Practical Examples of Strategic Calculator Use

Example 1: When to Use the Calculator

Question: A company’s profit increased from $45,800 to $57,250. What was the percent increase in profit?

• Inputs: Initial Value = 45800, Final Value = 57250
• Calculation: ((57250 – 45800) / 45800) * 100. This involves subtraction and division of “messy” numbers.
• Result: Using the calculator, you find (11450 / 45800) * 100 = 25%. This is a perfect use case, as mental math would be slow and prone to error.

Example 2: When to Avoid the Calculator

Question: Which is greater, (1/3)^4 or (1/3)^5?

• Logic: This question tests number properties, not calculation. You should know that for a fraction between 0 and 1, raising it to a higher power makes it smaller.
• Calculator Trap: While you could calculate 1/3, then multiply it by itself four and five times, it would be a waste of valuable time. The answer is immediately apparent through logical reasoning.
• Result: (1/3)^4 is greater.

How to Use This GRE Calculator Policy Checker

Our tool at the top of the page simplifies the official policy.

1. Select a Section: Choose the part of the GRE you are curious about from the dropdown menu.
2. Click the Button: Press the “Check Calculator Policy” button.
3. Interpret the Result: The tool will instantly tell you whether a calculator is permitted for that specific section, providing a clear and immediate answer to your question about whether you can use a calculator on the gre arithmetic or other sections.

Key Factors That Affect Your Calculator Strategy

Your decision to use the calculator should be strategic, not automatic. Here are the key factors to consider:

• Complexity of Numbers: Use it for multi-digit numbers or complex decimals. Avoid it for simple arithmetic like 15 * 10.
• Question Type: If a question involves number properties, divisibility rules, or algebraic simplification, the calculator is likely a distraction.
• Time Management: The on-screen interface can be clunky. If mental math or estimation is faster, use it. Save the calculator for when it provides a clear speed and accuracy advantage.
• Estimation vs. Precision: For Quantitative Comparison questions, you often only need to know if a value is larger, smaller, or equal. Estimation is frequently faster than precise calculation.
• Multi-Step Problems: The memory function is invaluable for complex problems where you need to store an intermediate result.
• Avoiding Careless Errors: Use the calculator as a final check for tedious arithmetic to prevent simple mistakes under pressure.

Frequently Asked Questions (FAQ)

1. Can I bring my own calculator to the GRE?

No, you are strictly prohibited from bringing your own calculator. You must use the on-screen calculator provided by ETS during the Quantitative Reasoning sections only.

2. Is the calculator available for all GRE sections?

No. The calculator is only available during the two Quantitative Reasoning sections. It is not provided for the Verbal Reasoning or Analytical Writing sections.

3. What functions are missing from the GRE calculator?

It lacks advanced functions like exponents, logarithms, and trigonometric functions. It’s a basic four-function calculator with a square root and memory feature.

4. How do I practice with the real GRE calculator?

The best way is to use the official POWERPREP Online practice tests from ETS. They feature the exact same calculator interface you will encounter on test day.

5. Should I use the calculator on every math question?

Absolutely not. Over-reliance on the calculator can slow you down. Many questions are designed to be solved more quickly through logic, estimation, or mental math.

6. Does the calculator follow the order of operations (PEMDAS)?

Yes. The GRE calculator correctly processes expressions according to the standard order of operations (Parentheses, Exponents, Multiplication/Division, Addition/Subtraction).

7. What happens if a calculation results in a very large number?

The calculator has an 8-digit limit. If a result exceeds this, it will display an error. This is a strong clue that you should use estimation or an alternative logical approach to solve the problem.

8. Is the calculator the same for the at-home and test-center versions of the GRE?

Yes, the on-screen calculator tool is identical for both the at-home GRE and the version administered at a testing center.