Adding Fractions with Unlike Denominators

Front

What must you have to add and subtract fractions?

Back

Common denominators

Front

What is a numerator?

Back

Top number in a fraction

Front

What is a denominator?

Back

Bottom number in a fraction

Front

How do you find a common denominator for 1/4 and 1/6?

Back

The least common multiple of 4 and 6 is 12.

Front

What is 1/4 + 1/6?

Back

1/4 + 1/6 = 3/12 + 2/12 = 5/12

Front

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

Back

Find a common denominator.

Front

If you have 2/3 and 1/4, what is the common denominator?

Back

The common denominator is 12.

Front

What do you do after finding a common denominator?

Back

Convert each fraction to an equivalent fraction with the common denominator.

Front

What is 2/3 converted to a fraction with a denominator of 12?

Back

2/3 = 8/12

Front

What is 1/4 converted to a fraction with a denominator of 12?

Back

1/4 = 3/12