| Term | Definition |
| numerical expression andrew martens | consists of numbers and operations |
| evaluate | solve (find the answer) |
| order of operations | set of rules followed when evaluating an expression |
| variable | a symbolb usually a letter that represents an unknown amount |
| variable expression | an expression taht includes numbers varial\bles and operations |
| power | product made of repeated factors |
| exponent | tells how many times the base is repearted |
| base | number in a power that is being repeated |
| commutitive property | youb can add or multiply in any order |
| associated property | you can chang ethe grouping of addintons and multiplication |
| identity property | adding or multiplying by these numbers do not chage the outcome |
| multiplication property of zero | anything multiplyied by zero iz zero |