| A | B |
| value | known or calculated amount |
| expression | 3n + 2 |
| constant | a number that does not change |
| table of values | A table showing two sets of related values |
| relationship | A pattern formed by two sets of related values |
| pattern | An arrangement of shapes, colours, numbers or ?? for which you can predict what comes next |
| variable | a letter that represents an unknown number |
| linear relation | A pattern made by two sets of numbers that results in points along a straight line |
| graph | A visual way to show how two sets of numbers relate to eachother |