Adding & Subtracting Fractions with Unlike Denominators

Front

What do you do to convert an improper fraction to a mixed number?

Back

Divide the numerator by the denominator.

Front

What must you have to add and subtract fractions?

Back

Common denominators.

Front

What is a numerator?

Back

The top number in a fraction.

Front

What is a denominator?

Back

The bottom number in a fraction.

Front

How do you find a common denominator for two fractions?

Back

Find the least common multiple (LCM) of the denominators.

Front

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

Back

Find a common denominator.

Front

If you have 1/4 + 1/2, what is the common denominator?

Back

The common denominator is 4.

Front

How do you add fractions once you have a common denominator?

Back

Add the numerators and keep the common denominator.

Front

What is the result of 1/4 + 1/2?

Back

3/4.

Front

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

Back

Find a common denominator.