General Education Mathematics Reviewer

Vocabulary flashcards covering mathematical terms, definitions, and properties from the General Education Mathematics review material.

Whole Numbers

Non-negative integers consisting of $\{0, 1, 2, 3, \dots\}$.

Integers

Positive and negative whole numbers along with zero, represented as $\{\dots, -2, -1, 0, 1, 2, \dots\}$.

Division by Zero

A mathematical operation such as $\frac{9}{0}$ that is undefined.

Prime Number

A number that has only two distinct positive divisors: $1$ and itself.

Composite Odd Number

An odd number that has factors other than $1$ and itself, such as $9$.

Greatest Common Divisor (GCD)

The largest positive integer that divides two or more numbers without a remainder, such as $10$ for the numbers $60$ and $70$.

Least Common Denominator (LCD)

The least common multiple of the denominators of a set of fractions.

Improper Fraction

A fraction that has a numerator greater than or equal to its denominator, such as $\frac{10}{10}$.

Proportion

An equality of two ratios.

Commutative Property

The property of real numbers describing an alteration in the order of operations without changing the result, such as $(5+6)+3 = 3+(5+6)$.

Equilateral Triangle

A triangle with all three sides equal.

Net Profit

The difference between gross profit and the cost of goods sold.

Hypotenuse of a 45°-45°-90° Triangle

The longest side of a $45^{\circ}-45^{\circ}-90^{\circ}$ triangle, which measures $x\sqrt{2}\,\text{cm}$ when one leg measures $x\,\text{cm}$.