Math symbols are shorthand marks that represent mathematical concepts.

Symbol | Name |
---|---|

+ | addition sign, plus sign |

- | subtraction sign, minus sign |

× or • | multiplication sign |

÷ or / | division sign |

= | equal |

≠ | not equal |

< | less than |

> | greater than |

≤ | less than or equal to |

≥ | greater than or equal to |

# | number sign |

( ) | parentheses |

& | and (ampersand) |

% | percent |

pi | |

|x| | absolute value of x |

√ | square root |

! | factorial |

± | plus or minus |

ˆ | caret - to the power of |

Symbol | Name |
---|---|

∠ | angle |

° | degree |

⊥ | perpendicular |

∥ | parallel |

∼ | is similar to (tilde) |

∪ | union |

∩ | intersection |

∅ | null or empty set |

∈ | is a member of |

∉ | is not a member of |

⊂ | is a subset of |

∃ | there exists (existential quantifier) |

∀ | for all (universal quantifier) |

f(x) | a function whose variable is x |

∴ | therefore |

Σ | sum |

… | ellipsis (and so on) |

∞ | infinity |

## Worksheets on Mathematical Symbols

Match 10 math symbol words to their pictures. The words are: minus, plus, times, equal, less than equal, less than, greater than, greater than or equal, percent, division symbol.

Label the pictures of 10 math symbols on this worksheet. The words are: plus/add, minus/subtract, equal, multiply, divide, less than, greater than, less than or equal, greater than or equal, percent.

Unscramble the words for common math symbols. The words are addition sign, minus sign, multiplication sign, division sign, equal, not equal, less than, greater than, parentheses, number sign.

Find and write eight math symbols. Sample answers: + plus sign, - minus sign, = equal sign, ≤ less than or equal to, ≥ greater than or equal to, x multiplication sign, ÷ division sign, % percent, # number sign.

Write the words for 12 math symbols on this worksheet. The math symbols are: plus sign, minus sign, multiplication sign, division sign, equal to, greater than, less than, greater than or equal to, less than or equal to, number sign, parentheses, not equal to.