  # Common Math Signs

GRADE-A's math symbols list will help you to keep all of these math signs straight. From the equal sign to the Greek alphabet, we have it covered.

 Arithmetic Signs: + - x ÷

 + Addition Sign Used to add two numbers - Subtraction Sign Used to subtract two numbers x Multiplication Sign Use to multiply two numbers · Multiplication Dot Used the same as the x symbol ÷ Division Sign Used to divide two numbers

 Equality and Inequalities

 = Used to show that two quantities are the same (or equal). Ex: 3 = 2 + 1 ≠ Not Equal to Used to show that two quantities are not the same (or equal). Ex: 3 ≠ 2 ≈ Approximately Used to show an approximate value when rounding a decimal. Ex: 2.99 ≈ 3 < Used to show that one quantity is less than another quantity. Ex: 5 < 6 ≤ Less than or Equal to Used when one quantity can be less than or equal to another. Ex: 5 ≤ 4 +1 > Used to show that one quantity is larger than another quantity. Ex: 7 > 3 ≥ Greater than or Equal to Used when one quantity can larger than or the same as another: Ex: 7 ≥ 3 + 2

 The Greek Alphabet and Some of its Uses in Math

The Greek alphabet is listed here with the capitol letter first, the name of the letter, common uses in math, and also the lowercase letter. Make sure you have the proper scripts installed to view all of these important math signs.

 Α Alpha α Β Beta Β Γ Gamma γ Δ Delta Used for “increment.” Often for Slope δ Ε Epsilon ε Ζ Zeta ζ Η Eta η Θ Theta Regularly used as a variable for angles. θ Ι Iota ι Κ Kappa κ Λ Lamda λ Μ Mu μ Ν Nu ν Ξ Xi ξ Ο Omicon ο Π Pi Used for “Product” to multiply a series. Also used for circumference. π Ρ Rho ρ Σ Sigma Used for “Sum” to add a series. σ Τ Tau τ Υ Upsilon υ Φ Phi φ Χ Xi χ Ψ Psi ψ Ω Omega ω

 Miscellaneous Math Signs

 # Number Sign The symbol is read as “number” Ex: #8 means “number eight.” \$ Dollar Sign Math sign to show a dollar amount. Ex: \$6 means “six dollars.” ° Degree Symbol Used to show that a number is in degrees. Ex: 90° is “ninety degrees.” √ Square Root Symbolizes the square root of a number. It means “what number times itself equals that number?” ∞ Infinity Infinity is not a number but an idea. It represents a value increasing forever. ∫ Integral Integral symbol. Used for calculus. ∂ Partial Differential Also used in calculus. ∕ Fraction Bar Used to symbolize a fraction. Ex: ½ ∏ The Greek Letter Pi is used to represent an irrational number ∏≈ 3.14159

Were you able to learn all of these math signs? Make sure you keep an eye out for hyperlinks within the tables. Those links will take you to GRADE-A pages associated with that particular symbol. Return home.

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