Comparing Fractions with Unlike Denominators

Front

What is a fraction?

Back

A fraction represents a part of a whole and consists of a numerator (top number) and a denominator (bottom number).

Front

What does it mean to compare fractions?

Back

Comparing fractions involves determining which fraction is larger, smaller, or if they are equal.

Front

What are unlike denominators?

Back

Unlike denominators are denominators that are different in value, making it necessary to find a common denominator to compare the fractions.

Front

How do you find a common denominator for 3/4 and 2/5?

Back

To find a common denominator, identify the least common multiple (LCM) of the denominators (4 and 5), which is 20.

Front

Convert 3/4 to a fraction with a denominator of 20.

Back

3/4 = 15/20.

Front

Convert 2/5 to a fraction with a denominator of 20.

Back

2/5 = 8/20.

Front

Which is greater: 15/20 or 8/20?

Back

15/20 is greater than 8/20.

Front

What is the first step in comparing fractions with unlike denominators?

Back

The first step is to find a common denominator.

Front

If two fractions have the same numerator, which one is greater?

Back

The fraction with the smaller denominator is greater.

Front

What is the relationship between 5/6 and 6/8?

Back

5/6 is greater than 6/8.