| A | B |
| Expression | a mathematical phrase or grouping of numbers |
| Equation | a mathematical statement that describes two equal values |
| Coefficient | a constant that is being multiplied by a variable or by another expression |
| Term | elements of an expression,equation, or inequality |
| Variable | a letter that represents a number |
| Sum | answer to an addition problem |
| Product | answer to a mulitplication problem |
| Quotient | answer to a division problem |
| Difference | answer to a subtraction problem |
| Solution | number that can replace a variable to produce a true equation or inequality |