Can You Use a Scientific Calculator on the GRE?
The short answer is no. This page explains the official policy, introduces a tool to check available functions, and provides strategies for the GRE’s on-screen calculator.
GRE Calculator Function Checker
GRE Calculator vs. Scientific Calculator Features
The on-screen calculator provided during the GRE is intentionally basic. Its purpose is to aid in tedious arithmetic, not to solve complex problems. Below is a comparison of its features against a standard scientific calculator.
| Function / Feature | Available on GRE Calculator? | Available on Scientific Calculator? |
|---|
Table comparing the functionalities of the on-screen GRE calculator and a typical scientific calculator.
Chart illustrating the proportion of function types available on the GRE calculator.
What is the GRE’s On-Screen Calculator Policy?
The official policy from ETS, the maker of the GRE, is straightforward: you cannot bring your own calculator, including any scientific, graphing, or watch calculator, into the testing center. Instead, for the Quantitative Reasoning sections of the computer-delivered GRE General Test, you are provided with an on-screen calculator. For the rare paper-delivered test, a calculator is provided by the test center. This policy ensures fairness and focuses the exam on your reasoning abilities rather than complex computational skills.
This rule applies to everyone taking the test. The primary misconception is that one might be able to use a personal, more familiar calculator. However, the rule is strict. The goal is to level the playing field, ensuring no test-taker has an advantage from a more powerful device. Therefore, understanding the limitations and knowing precisely **can you use a scientic calculator on gre** (spoiler: you can’t) is a critical part of test preparation.
GRE Calculator Functions Explained
Since the GRE calculator is not a scientific one, it doesn’t have complex formulas. Instead, it has a few key functions you must master. It’s less about a “formula” and more about understanding the operational buttons.
| Button / Symbol | Meaning | How to Use It | Typical Range |
|---|---|---|---|
| +, -, *, / | Basic Arithmetic | Standard operations for addition, subtraction, multiplication, and division. | Within 8-digit display limit. |
| √ (Square Root) | Finds the square root | Enter a number and press the √ button. | Positive numbers only. |
| MR, MC, M+ | Memory Recall, Clear, Add | M+ adds the current number to memory. MR recalls it. MC clears it. | One number at a time. |
| ( ) | Parentheses | Used to control the order of operations. Limited to one set of parentheses at a time (no nesting). | Simple expressions. |
Key functions and limitations of the GRE on-screen calculator.
Practical Examples of Using the GRE Calculator
Knowing when to use the calculator is as important as knowing how. The GRE tests quantitative *reasoning*, not just calculation. Many questions are faster to solve with estimation or logic.
Example 1: Multi-Step Arithmetic
Question: A company’s profit was $4,580,000 in Year 1. In Year 2, the profit increased by 15%. In Year 3, the profit was 7/8 of the profit in Year 2. What was the profit in Year 3, to the nearest dollar?
Interpretation & Calculator Use:
- Calculate Year 2 profit: The 15% increase means the new profit is 115% of the old one. Use the calculator for `4580000 * 1.15 = 5267000`.
- Calculate Year 3 profit: Now calculate 7/8 of the Year 2 profit. Use the calculator for `5267000 * 7 = 36869000`, then `36869000 / 8 = 4608625`.
- Final Answer: $4,608,625. This is a classic case where the calculator helps avoid errors in large multiplication and division.
Example 2: When NOT to Use the Calculator
Question (Quantitative Comparison):
Quantity A: The time it takes a car to travel 60 miles at 40 miles per hour.
Quantity B: 90 minutes.
Interpretation & Mental Math:
- Analyze Quantity A: Time = Distance / Speed. So, Time = 60 miles / 40 mph = 1.5 hours.
- Convert to minutes: 1.5 hours is 1 hour and 30 minutes, which equals 90 minutes.
- Compare: Quantity A (90 minutes) is equal to Quantity B (90 minutes).
- Conclusion: The quantities are equal. Using the calculator here would have been slower than simple reasoning. This highlights the importance of deciding if a tool is needed before using it, a key skill for a high score when you can’t use a scientific calculator on the GRE.
How to Use This GRE Function Checker
This page’s main tool is designed to help you quickly learn what is and isn’t on the official GRE calculator. Answering the question **can you use a scientic calculator on gre** is the first step; this tool is the second.
- Select a Function: Use the dropdown menu to choose a mathematical function, such as “Exponents (x^y)” or “Trigonometry”.
- View the Result: The “Primary Result” box will immediately tell you if the function is “Available” or “Unavailable” in a clear, color-coded message.
- Read the Explanation: The box below provides context, explaining why the function is or isn’t included and its implications for your test strategy.
- Explore the Table: For a comprehensive overview, the table below the calculator compares a wide range of functions, so you can see the limitations at a glance.
Key Factors That Affect GRE Calculator Use
Your strategy for the on-screen calculator can significantly impact your Quantitative Reasoning score. Here are six factors to consider:
- Time Management: Over-reliance on the calculator, even for simple math, wastes precious time. Use mental math or estimation whenever it’s faster.
- No Physical Calculator: You cannot bring any external device. All practice must be done with an on-screen calculator to simulate test day conditions.
- Limited Functionality: The calculator lacks advanced functions for trigonometry, logarithms, and exponents. Questions involving these concepts must be solved using logic and properties, not direct calculation.
- 8-Digit Limit: The calculator cannot handle numbers greater than 99,999,999. If a calculation exceeds this, it will show an error. This is a clue from the test makers that there is a simpler way to solve the problem.
- Order of Operations (PEMDAS): The GRE calculator respects the standard order of operations (Parentheses, Exponents, Multiplication/Division, Addition/Subtraction). This is an advantage over some basic calculators but requires you to be careful with how you input expressions.
- Practice is Essential: Familiarity with the on-screen interface, including using the mouse and the ‘Transfer Display’ button for numeric entry questions, is crucial to avoid fumbling on test day.
Frequently Asked Questions (FAQ)
1. So, can you use a scientic calculator on gre for sure?
No, absolutely not. No personal calculators of any kind are permitted. You must use the on-screen calculator provided by ETS during the Quantitative Reasoning section.
2. Is the calculator available for the Verbal and Analytical Writing sections?
No. The on-screen calculator is only available during the Quantitative Reasoning sections of the GRE.
3. Does the calculator have an exponent button?
No, it does not have a dedicated exponent button (like x^y). To calculate an exponent, you must perform manual multiplication (e.g., to find 5^3, you must enter 5 * 5 * 5).
4. Can I use the keyboard’s number pad with the calculator?
Yes, you can use your keyboard to enter numbers, which is generally faster and more accurate than clicking the on-screen buttons with a mouse.
5. What happens if a calculation results in a very large number?
If a result exceeds the 8-digit display limit (i.e., is larger than 99,999,999), the calculator will display an “ERROR” message. This often signals that you should look for a more strategic way to solve the problem.
6. Is there a pi (π) button?
No, there is no pi button. If a question requires the use of pi, you will either need to use the approximation 3.14 or the question will be designed such that pi cancels out.
7. How does the memory function work?
The ‘M+’ button adds the current display value to the number stored in memory. ‘MR’ recalls the stored number to the display, and ‘MC’ clears the memory. It’s useful for multi-step problems.
8. Should I use the calculator on every quant question?
No. This is a common mistake. Many questions, especially in Quantitative Comparison, are designed to be solved faster through logical reasoning, estimation, or number properties. Overusing the calculator will slow you down. The final answer to **can you use a scientic calculator on gre** is no, because the test is about reasoning, not computation.