| Set |
A group or collection of objects |
| Empty Set/Null Set |
A set with no members |
| Finite Set |
A set in which all members can be listed |
| Infinite |
Set A set in which it is not possible to
name all members |
| Subset |
A set contained in another set |
| Natural Numbers or Counting
Numbers |
The set of numbers beginning with one {1,
2, 3, ...} used for most counting |
| Whole Numbers |
The set of natural numbers that includes
zero as an element {0, 1, 2, ...} |
| Integers |
The set of whole numbers and their
opposites |
| Rational Numbers |
The set of integers and all fractions and
their decimal equivalents |
| Expression |
A combination of numbers and mathematical
operations |
| Evaluate |
Find the numerical value of an expression |
| Absolute Value |
The distance a number is from zero on the
number line |
| Sum |
Obtained when you add 2 rational numbers |
| Difference |
Obtained when you subtract 2 rational
numbers |
| Product |
Obtained when you multiply 2 rational
numbers |
| Quotient |
Obtained when you divide 2 rational
numbers |
| Undefined |
Obtained when you try to divide a
rational number by zero |
| Reciprocals |
Two numbers whose product is one |
