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Vocab Algebra
Terms for Holt Middle School Math Course 2
| Question | Answer |
|---|---|
| numerical expression | made up of numbers and operations |
| order of operations | rules to follow |
| PEMDAS | parentheses exponents multiply divide add subtract |
| multiple | the product of that number and a whole number |
| least common multiple(LCM) | a number that is the common multiple with the least value |
| rational number | numbers that can be written as fractions, with integers for numerators and denominator. |
| varialbe | when a letter represents a number that can vary |
| algebraic expression | consists of one or more variables and usually contains constants and operations |
| constant | a number that cannot change |
| evaluate | substitute a number for the variable |
| equation | is a mathematical statement that two expressions are equal in value |
| solution | a value of the variable that makes the statement true |
| greatest common factor (GCF) | the greatest whole number that divides evenly into each number |
| prime number | a whole number greater than 1 that has exactly two factors--1 and itself |
| composite number | a whole number that has more than two factors |
| exponent | tells how many times to use the base as a factor |
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