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The plus sign (+) and the minus sign (−) are mathematical symbols used to denote positive and negative functions, respectively. In addition, the symbol + represents the operation of addition , which results in a sum , while the symbol − represents subtraction , resulting in a difference . [ 1 ]
Subtraction is usually written using the minus sign "−" between the terms; that is, in infix notation. The result is expressed with an equals sign. For example, = (pronounced as "two minus one equals one") = (pronounced as "four minus two equals two")
When a minus sign is used in between two numbers, it represents the binary operation of subtraction. When a minus sign is written before a single number, it represents the unary operation of yielding the additive inverse (sometimes called negation) of the operand. Abstractly then, the difference of two number is the sum of the minuend with the ...
The hyphen is entered by the hyphen or minus key on all standard keyboards. In mathematical formula templates, a hyphen codes for a minus sign, but in plain text − produces the minus sign (see below). En dash (– or –, MOS:ENDASH) are slightly longer than hyphens. They are used: in date ranges, such as 1849–1863,
The Spanish Wikipedia (Spanish: Wikipedia en español) is the Spanish-language edition of Wikipedia, a free online encyclopedia.It has 2,012,714 articles. Started in May 2001, it reached 100,000 articles on 8 March 2006, and 1,000,000 articles on 16 May 2013.
The symbol -, known in Unicode as hyphen-minus, is the form of hyphen most commonly used in digital documents. On most keyboards, it is the only character that resembles a minus sign or a dash, so it is also used for these. [1] The name hyphen-minus derives from the original ASCII standard, [2] where it was called hyphen (minus). [3]
The charts below show how the International Phonetic Alphabet (IPA) represents Spanish language pronunciations in Wikipedia articles. For a guide to adding IPA characters to Wikipedia articles, see Template:IPA, and Wikipedia:Manual of Style/Pronunciation § Entering IPA characters.
It's true that the minus sign in -5 is "the sign part of the number", but the purpose and meaning of that minus sign is mathematically indistinguishable from the purpose and meaning of the minus sign in, say, -x.