| A | B |
| base 10 | place value (positional) number system with 10 possible digits: 0,1,2,3,4,5,6,7,8,9 |
| binary | place value (positional) number system with 2 possible digits: 0,1 |
| bisect | to cut something in half |
| box-and-whisker plot | statistical plot based on quatriles |
| factor | one of two or more expressions that are multiplied together |
| factorial | product of all positive integers from 1 up to the integer in question |
| Fibonacci sequence | first two numbers are one and every other number is the sum of the two numbers immediately preceding it |
| finite | does not take forever to count or measure it |
| formula | equation or set of instructions that solves a type of problem in a prescribed manner |
| frequency distribution | number of observations falling into each of several ranges of values |
| frustum | portion of a cone or pyramid bounded by two parallel planes |
| function | a rule that turns each member of one set into a member of another set |
| GCF | for two natural numbers a and b, the largest natural number that divides both a and b evenly |
| geometric sequence | sequence of numbers of form a, ar, ar2, ar3, ...,arn-1 |