Multiplying and Dividing Fractions Vocabulary

Numerator

• The part of a whole in a fraction.  The top number of a fraction.
• Also called a whole number.
• The whole of a fraction.  The bottom number of a fraction.
• Both the top and bottom number of a fraction.

Denominator

• A fraction.
• The part of a fraction.  The top number of a fraction.
• The whole of a fraction.  The bottom number of a fraction.
• The answer to a multiplication problem.

Reciprocal 

• To reduce a fraction.
• Two numbers whose product is 1. Also called multiplicative inverses.
• A general mathematical statement or rule.
• Positive or negative number.

Mixed Number

• Naming the same number.
• A number with an integer and a fraction part.
• A quantity to be divided.
• An amount.

Improper Fraction

• A fraction with a numerator greater than (or equal to) its denominator.
• To separate into components or basic elements.
• An amount.
• The number or expression written above the line in a fraction.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Expression

• Naming the same number.
• A statement that two mathematical expressions are equal.
• A fraction.
• A variable or combination of variables, numbers, and symbols that represents a mathematical relationship.

Simplify

• A fraction.
• To reduce to the lowest term.
• To separate into components or basic elements.
• A number with an integer and a fraction part.

Evaluate

• A number with an integer and a fraction part.
• Naming the same number.
• To find the value of a mathematical expression.
• The number or expression written above the line in a fraction.