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2017-18 PreA - N
2017-2018 Pre-Algebra Number Sense Vocabulary
| Term | Definition |
|---|---|
| Absolute value | a number's distance from zero |
| Additive inverse | What you add to a number to get zero |
| Associate Property | For all real numbers, the sum or the product is always the same, regardless of their grouping |
| Commutative Property | For all real numbers, can be added or multiplied in any order without changing the answer |
| Constant | A fixed value; a value that does not change |
| Distributive property | For all real numbers, multiplying a number by a group of numbers that added or subtracted is the same as doing each multiplication separately |
| Irrational number | a number that cannot be expressed as a ratio of two integers or as a repeating or terminating decimal |
| Perfect square | a number that has integers as its square roots |
| Proportion | two ratios that are equal |
| Rate | A ratio that compares two quantities measured in different units |
| Real numbers | a rational or irrational number |
| Scientific notation | a method of writing very large or very small numbers by using powers of 10 |
| Simplify | to perform all possible operations, including combining like terms; to write a fraction or expression in simplest terms |
| Square root | a number that is multiplied by itself to form a product |
Created by:
maggie_grassel
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