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Numbers that are in the numerators
- The letters a and b mean: the numbers that are in the numerators. The letter c means: the number in the denominator. The rule means: "Whatever those numbers are, add the numerators and write their sum over the common denominator."
themathpage.com/Alg/algebraic-expressions.htm
Comprehensive collection of 225+ math symbols used in algebra, categorized by subject and type into tables along with each symbol's name, usage and example.
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Common Symbols Used in Algebra. Symbols save time and space when writing. Here are the most common algebraic symbols: Symbol. Meaning. Example.
SymbolMeaningExample+add3+7 = 10−subtract5−2 = 3×multiply4×3 = 12·multiply (as "×" can look like "x")4·3 = 12The letters a and b mean: the numbers that are in the numerators. The letter c means: the number in the denominator. The rule means: "Whatever those numbers are, add the numerators. and write their sum over the common denominator." Algebra is telling us how to do any problem that looks like that.
A⇒B means that if A is true, B must also be true, but if A is false, B is unknown. x=3⇒x 2 =9, but x 2 =9⇒x=3 is false, because x could also be -3.
SymbolNameRead AsMeaning=Equalis equal toIf x=y, x and y represent the same value ...≡Definitionis defined asIf x≡y, x is defined as another name of ...≈Approximately equalis approximately equal toIf x≈y, x and y are almost equal.≠Inequationdoes not equal, is not equal toIf x≠y, x and y do not represent the same ...In algebra, those symbols represent quantities without fixed values, called as variables. Explore the names of common algebra symbols with words used in both basic algebra and more advanced levels. Learn more about Algebra @Byju's.
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A and B in algebra stand for any variables of real numbers. A real number is a value of a continuous quantity that can represent a distance along a...