Comparing Fractions with Unlike Denominators

Front

What is a fraction?

Back

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

Front

What does the denominator in a fraction represent?

Back

The denominator shows how many equal parts the whole is divided into.

Front

What does the numerator in a fraction represent?

Back

The numerator indicates how many parts of the whole are being considered.

Front

What is the least common multiple (LCM)?

Back

The least common multiple is the smallest number that is a multiple of two or more numbers.

Front

How do you find the least common multiple of 3 and 6?

Back

List the multiples: 3 (3, 6, 9, 12) and 6 (6, 12, 18). The LCM is 6.

Front

What is a common denominator?

Back

A common denominator is a shared multiple of the denominators of two or more fractions.

Front

Why do we need a common denominator to compare fractions?

Back

A common denominator allows us to express fractions with the same size parts, making comparison easier.

Front

What is the common denominator for 1/3 and 1/6?

Back

The common denominator is 6.

Front

How do you convert 1/3 to have a denominator of 6?

Back

Multiply the numerator and denominator by 2: 1/3 = 2/6.

Front

What is the fraction 2/6 compared to 1/6?

Back

2/6 is greater than 1/6.