+ | plus *ou* and |

- | minus *ou* take away |

× | times *ou* (is) multiplied by |

÷ | (is) divided by *ou* over |

= | equals *ou* is equal to *ou* is |

| is approximately equal to |

| is not equal to *ou* does not equal to |

< | is less than *ou* is smaller than |

> | is more than *ou* is greater than |

| is less than or equal to *ou* is smaller than or equal to |

| is more than or equal to *ou* is greater than or equal to |

% | per cent *ou* percent |

( ) | round brackets |

[ ] | square brackets |

{ } | curly braces |

< > | angle brackets |

± | plus or minus *ou* more or less |

| (the) square root of *ou* the root of |

| pi |

| the integral of |

° | degree |

' | minute |

" | second |

r | radius |

d | diameter |

log_{e} | logarithm to the base *e* |

3^{2} | (three) squared |

4^{3} | (four) cubed |

5^{4} | (five) to the power of (four) |

6^{20} | (six) to the power of (twenty) |