12 terms

Fraction

A part of a whole. It has a numerator and a denominator.

Numerator

The top part of a fraction. The part that is "named."

Denominator

The bottom part of a fraction. It tells the total number of equal parts.

Mixed Number

A whole number and a fraction.

Equivalent Fractions

Fractions that have the same value, but may have different numerators and denominators.

Reducing or Simplifying Fractions

Making the terms of the fraction smaller, but keeping the value the same.

Improper Fraction

The numerator is equal to or greater than the denominator.

Estimate

Round

Number Line

A line marked with numbers at evenly spaced intervals.

Least Common Denominator (LCD)

The smallest denominator that two or more fractions have in common.

Least Common Multiple (LCM)

The smallest multiple (other than zero) that two or more numbers have in common.

Greatest Common Factor (GCF)

The largest factor that two or more numbers have in common. This is used to reduce fractions.