Representing Fractions Review

Front

What is a fraction?

Back

A fraction represents a part of a whole and is expressed as a ratio of two numbers, the numerator (top number) and the denominator (bottom number).

Front

How do you simplify a fraction?

Back

To simplify a fraction, divide both the numerator and the denominator by their greatest common divisor (GCD).

Front

What is a unit fraction?

Back

A unit fraction is a fraction where the numerator is 1 and the denominator is a positive integer, such as 1/2, 1/3, etc.

Front

How do you add fractions with the same denominator?

Back

To add fractions with the same denominator, keep the denominator the same and add the numerators. For example, 1/4 + 2/4 = (1+2)/4 = 3/4.

Front

How do you add fractions with different denominators?

Back

To add fractions with different denominators, find a common denominator, convert the fractions, and then add the numerators.

Front

What is the fraction of a set?

Back

The fraction of a set is the ratio of the number of desired items to the total number of items in the set.

Front

How do you find the fraction of a group?

Back

To find the fraction of a group, divide the number of items in the subgroup by the total number of items in the group.

Front

What does it mean to share equally?

Back

To share equally means to divide a quantity into equal parts so that each person receives the same amount.

Front

How do you convert a fraction to a decimal?

Back

To convert a fraction to a decimal, divide the numerator by the denominator.

Front

What is the relationship between fractions and percentages?

Back

Fractions and percentages both represent parts of a whole; a percentage is a fraction out of 100.