# What does the minus symbol mean?

## What does the minus symbol mean?

subtraction

: a sign − used in mathematics to indicate subtraction (as in 8−6=2) or a negative quantity (as in −10°)

**What is the Alt code for minus?**

Minus Sign Symbols

Minus Sign Symbol | Minus Sign Name | Decimal |
---|---|---|

₋ | Subscript Minus | ₋ |

− | Minus Sign | −; |

∓ | Minus-or-plus Sign | ∓ |

∖ | Set Minus | ∖ |

**Who invented minus sign?**

Johannes Widmann

This article contains Unicode mathematical symbols.

Symbol | Name | First author to use |
---|---|---|

− | minus sign | Johannes Widmann |

√ | radical symbol (for square root) | Christoff Rudolff |

(…) | parentheses (for precedence grouping) | Michael Stifel |

Niccolò Tartaglia |

### Is the sign of minus?

noun Arithmetic. the symbol (−) denoting subtraction or a negative quantity.

**Who invented minus symbol?**

This article contains Unicode mathematical symbols.

Symbol | Name | First author to use |
---|---|---|

+ | plus sign | Nicole Oresme |

− | minus sign | Johannes Widmann |

√ | radical symbol (for square root) | Christoff Rudolff |

(…) | parentheses (for precedence grouping) | Michael Stifel |

**What is the symbol of difference?**

∆ delta

Algebra symbols

Symbol | Symbol Name | Meaning / definition |
---|---|---|

∆ | delta | change / difference |

∆ | discriminant | Δ = b2 – 4ac |

∑ | sigma | summation – sum of all values in range of series |

∑∑ | sigma | double summation |

## Who invented the minus sign?

**How do you type minus squared?**

Using Alt or Decimal Code Hold one of alt keys and then type the numbers using number pad. For example, Alt + 10062 will produce the negative squared cross mark symbol as ❎.

**How do you write minus in HTML?**

Minus Sign

- UNICODE. U+02212.
- HEX CODE. −
- HTML CODE. −
- HTML ENTITY. −
- CSS CODE. \2212. − content: “\2212”;