Basic maths symbols
Maths start from it Mathematical symbols can be confusing and can act as a real barrier to learning and understanding basic numeracy. This page complements our numeracy skills pages and provides a quick glossary of common mathematical symbols with quick and concise definitions. Are we missing something? Get it touch to let us know. + Addition The addition symbol + is usually used to indicate that two or more numbers should be added together, for example, 2 + 2. The + symbol can also be used to indicate a positive number although this is less common, for example, +2. As our page on Positive and Negative Numbers explains, a number without a sign is considered to be positive, so the plus is not usually necessary. See our page on Addition for more. − Subtraction or Minus This symbol has two main uses in mathematics: - is used when one or more numbers are to be subtracted, for example, 2 − 2. The - symbo...
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