| Term | Definition |
| whole number | The set of numbers 0, 1, 2, 3, 4,.... |
| sum | the result of two numbers |
| difference | the result of subtracting two numbers |
| product | the result of multiplying two numbers |
| quotient | the result of dividing two numbers |
| bar graph | type of graph where length of seperated bars represents and compares data |
| data | information, numbers, or facts that describe something |
| frequency table | a table used to group data values into intervals |
| histogram | a graph that displays data from a frequency table where one bar represents a specific interval of values |
| numerical expression | an expression that consists of numbers and operations |
| evaluate | to find the value of |
| order of operations | a set of ruels for evaluating an expression with more than one operation |
| verbal model | a word equation that represents a real-world situation |
| variable expression | an expression that consists of numbers, variables and operations |
| variable | a letter used to represent one or more numbers |
| power | a product formed from repeated multiplication by the same number of expression |
| exponent | a number that represents how many times a base is used as a factor in repeated multiplication |
| base | the number or expression that is used as a factor in repeated multiplication |
| equation | a mathematical sentence formed by placing an equal sign between two expressions |
| solution | a number that, when substituted for the variable in an equation, makes the equation true |
| solving an equation | finding all the solutions of an equation by using mental math or properties of equality |
| formula | an equation that relates two or more quantities |
| perimeter | the distance around a figure |
| area | the amount of surface a figure covers |