# Order of operations PEMDAS Chart

The Order of operations is a collection of rules that define which procedures to perform first in order to evaluate a given mathematical expression.

## Order of operations Chart

Mnemonic | Expansion | Order of Operations | Example |
---|---|---|---|

PEMDAS | Please Excuse My Dear Aunt Sally | which do you do first? | = (2 + 7 ) + 4 ? 3 - 10 Answer = 11 |

P | P stands for Parentheses | First | Do Parenthesis: = 9 + 4 ? 3 - 10 |

E | E stands for Exponents | Second | N/A for this example |

M | M stands for Multiply | Third | Do Multiplication = 9 + 12 - 10 |

D | D stands for Division | Fourth | N/A for this example |

A | A stands for Add | Fifth | Do Addition = 21 - 10 |

S | S stands for Subtraction | Sixth | Do Subraction = 11 |

^{*}N/A - Not Applicable