| A | B |
|---|
| variable | A letter that represents a number. |
| equation | A number sentence that uses an equal sign to show that two amounts ar equal. |
| expression | part of a number sentence that contains numbers, operation signs, and sometimes variables. |
| estimate | A number that is close to the actual answer. |
| mixed number | A number that is made up of a whole number and a fraction. |
| factor | A number multiplied by another number to find a product. |
| digit | Any one of the ten symbols 0,1,2,3,4,5,6,7,8,9 used to write numbers. |
| product | The answer to a multiplication problem. |
| outlier | Data items lying very far from the rest of the data. |
| range | The difference between the greatest and least numbers in a set of data. |
| mean | The number found by dividing the sum of a set of numbers by the number of addends. |
| median | The middle number of an ordered set of numbers. |
| mode | The number of numbers that occur most frequently in a set of data. |
