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Algebra Vocabulary
| Question | Answer |
|---|---|
| Variable | A letter that represents an unknown value; can use any letter. |
| Constant | A term without a variable;numbers. |
| Coefficient | The number part of a term with variables. |
| Term | Is either a single number or variable, or numbers and variables multiplied together. Terms are usually separated by addition and subtraction signs. |
| Like Terms | Two or more terms with the same variable or exponent are called like Terms. |
| Algebraic Expression | Have at least one variable and one operation. |
| Sum | A sum is the answer to an addition problem. |
| Altogether | A key word for addition. |
| Product | Answer to a multiplication problem. |
| Percent or Fraction of | Multiply |
| Difference | Answer to a subtraction problem. |
| How much more/less | Key words for subtraction. |
| Less than | Key word for subtraction. |
| Quotient | The answer to a division problem. |
| Per | Key word for division |
| Each | Key word for division. |
| Associative Property | The way in which numbers are grouped when added or multiplied does not change the answer. |
| Commutative Property | The order in which numbers are added or multiplied does not effect the answer. |
| Identity Property of Addition | The sum of an addend and 0 is the same as the addend. |
| Identity Property of Multiplication | The product of any factor and 1 is the same as the factor. |
| Additive Inverse Property | Adding a number and its opposite will produce a sum of zero. |
| Multiplicative Inverse Property | Multiplying any number and its inverse or reciprocal equals 1. |
| Associative Property | (x+7)+=x+(7+9) |
| Associative Property | 4(3 x 9) =(4 x 3)9 |
| Commutative Property | (x+7)+9=9+(7+X) |
| Commutative Property | 5 x 6=6 x 5 |
| Identity Property of Addition | x+0=x |
| Identity Property of Multiplication | 6(1)=6 |
| Multiplicative Inverse Property | 4 x 1/4=1 |
| Additive Inverse Property | -5 + 5=0 |
| Distributive Property | 4(x+3) = 4x + 12 |
| Distributive Property | 16+40 |