# ALT Codes - Alt Codes for Maths / Mathematics

**Welcome** to Useful Shortcuts, THE Alt Code resource!

If you are already familiar with using alt codes, simply select the alt code category you need from the table below.

If you need help using alt codes find and note down the alt code you need then visit our instructions for using alt codes page.

## List of Alt Codes for entering Mathematical Symbols

Alt Code | Symbol | Description |
---|---|---|

Alt 48 - 57 | 0 - 9 | zero to nine |

Alt Codes for Basic Operators | ||

Alt Code | Symbol | Description |

Alt 43 | + | Plus Sign |

Alt 45 | - | Minus Sign |

Alt 0215 | × | Multiplication Sign |

Alt 0247 | ÷ | Obelus / Division ign |

Alt Codes for Pers | ||

Alt Code | Symbol | Description |

Alt 37 | % | Percentage Sign |

Alt 0137 | ‰ | Per mille (per thousand) |

Alt Codes for Bracketing | ||

Alt Code | Symbol | Description |

Alt 40 | ( | Open Bracket |

Alt 41 | ) | Close Bracked |

Alt Codes for Degree of Accuracy | ||

Alt Code | Symbol | Description |

Alt 241 | ± | Plus or Minus |

Alt Codes for Fractions | ||

Alt Code | Symbol | Description |

Alt 47 | / | Fraction seperator |

Alt 0188 | ¼ | Quarter |

Alt 0189 | ½ | Half |

Alt 0190 | ¾ | Three quarters |

Alt 46 | . | Decimal Point |

Alt Codes for Equality | ||

Alt Code | Symbol | Description |

Alt 240 | ≡ | Exactly Identical |

Alt 61 | = | Equals |

Alt 247 | ≈ | Approximately equal |

Alt Codes for Inequality | ||

Alt Code | Symbol | Description |

Alt 60 | < | Less Than |

Alt 62 | > | Greater Than |

Alt 242 | ≥ | Greater than or equal |

Alt 243 | ≤ | Less than or equal |

Alt Codes for Powers | ||

Alt Code | Symbol | Description |

Alt 251 | √ | Square Root |

Alt 252 | ⁿ | Power n |

Alt 0185 | ¹ | To the power of 1 |

Alt 0178 | ² | squared |

Alt 0179 | ³ | cubed |

Angles and Trigonometric Alt Codes | ||

Alt Code | Symbol | Description |

Alt 227 | π | Pi |

Alt 248 | ° | Degree sign |

See also Greek Alphabet Alt Codes | ||

General Mathematical Symbols | ||

Alt Code | Symbol | Description |

Alt 35 | # | Number |

Alt 236 | ∞ | Infinity |

Alt 230 | µ | Micro |

Alt 228 | Σ | Sum |

Alt 239 | ∩ | Suggest definition |

Integration / Integral Sign | ||

Alt Code | Symbol | Description |

Alt 244 | ⌠ | Top half |

Alt 245 | ⌡ | Bottom Half |

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