Fractions

Common Denominator

A number that is a denominator of two more fractions.

Prime Number

A whole number greater than 1 that has exactly two factors. Examples are 2, 3, 5, 7, 11...

Composite Number

A whole number greater than 1 that has more than two factors.

Simplify

Finding the smallest denominator for a fraction.

Quotient

The answer to a division problem.

Product

The answer to a multiplication problem.

Denominator

The bottom number in a fraction. The number of parts to make a whole.

Least Common Multiple

The lowest product that two different numbers share.

Factor

The numbers you multiply to find a product.

Numerator

The top number in a fraction. How many parts you have.

Mixed Number

When a fraction and a whole number are mixed.

Simplest Form

When a fraction's numerator and denominator have no common factor other than 1.

Improper Fraction

When the numerator is greater than the denominator.

Equivalent Fractions

When two or more fractions look different but have the same value.