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Fractions CCSS Vocabulary

fraction a way of representing part of a whole or part of a group by telling the number of equal parts in the whole and the number of parts you are describing
numerator the number or expression written above the line in a fraction
denominator the quantity below the line in a fraction, tells the number of equal parts into which the whole is divided
mixed number a number with an integer and a fraction part
improper fraction a fraction with a numerator greater than or equal to the denominator
common factor any factor that two or more numbers share
greatest common factor the largest factor shared by two or more numbers
common multiple an multiple that two or more numbers share
least common multiple the smallest multiple shared by two or more numbers
common denominator a common multiple of the denominators of two fractions
multiplicative inverses two numbers whose product is one; also called reciprocals
reciprocals two numbers whose product is 1; also called multiplicative inverses