Erlang Calculator click here

Two-Skill Calculator click here

Calculators Gerkoole.com click here

Browse the glossary using this index

A | B | C | D | E | F | G | H | I | J | K | L | M | N |

## O |
---|

## Occupancy | |

## OROperations Research, the science that uses mathematical models to improve business operations. Also known as Management Science, therefore sometimes called OR/MS. See also www.informs.org. | |

## Order of OperationsWhen we speak about operations mathematically, it means things like add, subtract, multiply, divide, squaring, etc. Remember: If it isn't a number it is probably an operation.
7 + (6 × 5 ... what part should you calculate first? Start at the left and go to the right? Or go from right to left?
Do things in Parentheses First. Example:
source: mathisfun.com | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||