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Unit review
Review for Let's Be Rational and Decimal Ops
| Term | Definition |
|---|---|
| mixed number | a whole number and a fraction combined |
| improper fraction | a fraction where the numerator is larger than the denominator meaning it is larger than one whole |
| decimal | a number that uses a point to show parts of numbers smaller than one whole |
| reciprocal | the number that you multiply a fraction by to get a product of one |
| dividend | the number being broken into equal parts |
| divisor | the number you divide by |
| compare | to see if a number is greater, less, or equal to another number |
| round | making a number simpler but keeping it close to its original value |
| percent | out of 100 |
| sales tax | money the government collects when you buy something |
| discount | a reduction in price |
| ratio | comparison of two values using to or : |
| rate | comparison of two values that have different measurement units |
| order of operations | the order in which operations need to be solved in an expression |
| greatest common factor | the largest number that is a factor of two or more numbers |
| least common multiple | the smallest number that is a multiple of two or more numbers |
| exponent | a small number placed in the upper right corner that tells you how many times to multiply the base number times itself |
| equivalent fractions | fractions with the same value made by scaling up or scaling down |
| unit rate | a rate in which one of the numbers being compared is 1 |
| rate table | a table in which all of the rates are equivalent |