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  1. Plus and minus signs - Wikipedia

    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, …

  2. What is addition? - KS1 Maths - Year 2 - BBC Bitesize

    Discover addition and the equals symbol with this interactive article for Year 2 from BBC Bitesize.

  3. Definition of plus sign | PCMag

    What does plus sign actually mean? Find out inside PCMag's comprehensive tech and computer-related encyclopedia.

  4. The Surprisingly Short History Of The Plus Sign - Fast Company

    06-23-2014 DESIGN The Surprisingly Short History Of The Plus Sign Before the 16th century, most math equations were written as metered verse. Thank god for graphic-design-inclined …

  5. Where and When Did the Symbols "+" and "–" Originate?

    Mar 12, 2013 · The ancient Greeks expressed addition mostly by juxtaposition, but sporadically used the slash symbol "/" for addition and a semi-elliptical curve for subtraction. In the famous …

  6. Fun with Numbers: Where do the + Plus and - Minus Signs come …

    Sep 27, 2022 · For addition we normally use the plus sign ("+") and for subtraction we use the minus sign ("+") and subtraction ("–"). But have you ever thought that from where do these …

  7. Add and subtract positive and negative numbers - BBC

    Learn how to solve addition and subtraction problems with integers in this BBC Bitesize Scotland Maths guide for Third Level CfE.

  8. Addition - Wikipedia

    Addition, usually denoted with the plus sign +, is one of the four basic operations of arithmetic, the other three being subtraction, multiplication, and division.

  9. List of mathematical symbols - Simple English Wikipedia, the …

    This page provides a comprehensive list of mathematical symbols with their meanings and usage in mathematics.

  10. List of typographical symbols and punctuation marks - Wikipedia

    List of typographical symbols and punctuation marksTypographical symbols and punctuation marks are marks and symbols used in typography with a variety of purposes such as to help …