**Operations**: operations are addition, subbtraction, multiplication, and division

**Order of operations**: The order that which we solve a math problem. First solve any operation inside parentheses second we solve for exponents and third multiplication and division from left to right.

**Commutative property of addition**: Changing the order of addition numbers does not change the result.

**Associative property of addition**: Changing the grouping of addition elements does not change the result

**Identity property of addition**: The sum of zero and any number is that number

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