# Short Math Symbols Quiz

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| Written by Damon Chen
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Damon Chen
Community Contributor
Quizzes Created: 1 | Total Attempts: 1,178
Questions: 10 | Attempts: 1,192  Settings  • 1.

### Time to test your highschool memory. What does this symbol mean?"π"

• A.

Pi

• B.

Tau

• C.

Sigma

A. Pi
Explanation
Pi is a mathematical symbol that represents the ratio of a circle's circumference to its diameter. It is a constant value that is approximately equal to 3.14159. Pi is commonly used in various mathematical calculations and formulas, such as finding the area or circumference of a circle.

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• 2.

### Starting off easy, what does this symbol mean?"+"

• A.

• B.

Subtraction

• C.

Multiplication

Explanation
The symbol "+" represents the operation of addition. It is used to combine two or more numbers together to find their sum. For example, if we have the numbers 2 and 3, adding them together using the "+" symbol would give us a sum of 5. Therefore, the correct answer is addition.

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• 3.

### Another easy one here."÷"

• A.

Multiplication

• B.

Subtraction

• C.

Division

C. Division
Explanation
The symbol "÷" is commonly used to represent the mathematical operation of division. Therefore, the correct answer is "Division."

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• 4.

### What does this symbol mean?"!"

• A.

Parallel

• B.

Factorial

• C.

Proportionate

B. Factorial
Explanation
The symbol "!" in mathematics represents the factorial operation. Factorial is a mathematical function that multiplies a given number by all of the positive integers less than it. For example, 5! (read as "5 factorial") is equal to 5 x 4 x 3 x 2 x 1, which equals 120. Therefore, the correct answer is "Factorial."

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• 5.

### What does this symbol mean?"≈"

• A.

Equals to

• B.

Congruent

• C.

Approximately equal to

C. Approximately equal to
Explanation
The symbol "≈" is used to represent "approximately equal to." It indicates that two values are very close or almost equal, but not exactly equal. This symbol is commonly used in mathematics and science to show an approximation or an estimate of a value.

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• 6.

### Something more difficult now. What does this mean?"τ"

• A.

Tau

• B.

Pi

• C.

Transform

A. Tau
Explanation
"Tau" is a Greek letter that represents a mathematical constant equal to 2π, where π is the ratio of the circumference of a circle to its diameter. It is often used in mathematics and physics as an alternative to π, as it simplifies many equations and formulas. Therefore, the correct answer is "Tau".

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• 7.

### Something that might be challenging but fairly easy to guess:"±"

• A.

• B.

• C.

Plus or minus

C. Plus or minus
Explanation
The term "plus or minus" is commonly represented by the symbol "±". It indicates that there are two possible outcomes, one positive and one negative. In this context, it suggests that the task or situation mentioned is challenging, but at the same time, it is relatively easy to make an educated guess about the possible outcomes.

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• 8.

### Something for the studious math student: What does this do?"Σ"

• A.

Sigma

• B.

Divide by two

• C.

• D.

Multiply by an irrational number

Explanation
The symbol "Σ" represents the summation notation in mathematics. It is used to indicate the sum of a series of numbers. Therefore, the correct answer "Add all numbers" accurately describes the purpose of the symbol "Σ".

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• 9.

### A bit discrete and unknown; what does this mean?"∝"

• A.

Alpha

• B.

Proportinate

• C.

1000

B. Proportinate
Explanation
The term "proportinate" is not commonly used and may be considered discrete and unknown. It implies that the answer is not widely known or easily recognizable.

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• 10.

### What does this mean?"φ"

• A.

Beta

• B.

Kappa

• C.

Phi Back to top