Adding Fractions with Unlike Denominators Flashcard

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 add fractions with unlike denominators?

Back

It means to add fractions that have different denominators, requiring a common denominator to perform the addition.

Front

How do you find the least common denominator (LCD) of two fractions?

Back

The least common denominator is the smallest multiple that both denominators share.

Front

What is the least common denominator of 3/7 and 2/9?

Back

63.

Front

How do you convert fractions to have a common denominator?

Back

Multiply the numerator and denominator of each fraction by the necessary factors to make the denominators the same.

Front

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

Back

Find the least common denominator (LCD) of the fractions.

Front

What is the sum of 1/3 and 5/12?

Back

3/4.

Front

How do you simplify a fraction?

Back

Divide the numerator and denominator by their greatest common factor (GCF).

Front

What is the sum of 3/7 and 2/9?

Back

23/63.

Front

What is the simplified form of 3/7 + 2/9?

Back

23/63.