Adding and Subtracting unlike fractions

Front

What is the first step in adding unlike fractions?

Back

Find a common denominator for the fractions.

Front

How do you find a common denominator for two fractions?

Back

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

Front

What is the process for adding fractions with unlike denominators?

Back

Convert each fraction to an equivalent fraction with the common denominator, then add the numerators.

Front

What is the first step in subtracting unlike fractions?

Back

Find a common denominator for the fractions.

Front

How do you subtract fractions with unlike denominators?

Back

Convert each fraction to an equivalent fraction with the common denominator, then subtract the numerators.

Front

What is the least common multiple (LCM) of 3 and 9?

Back

The LCM of 3 and 9 is 9.

Front

What is the least common multiple (LCM) of 5 and 8?

Back

The LCM of 5 and 8 is 40.

Front

What is the least common multiple (LCM) of 8 and 3?

Back

The LCM of 8 and 3 is 24.

Front

What is the least common multiple (LCM) of 3 and 8?

Back

The LCM of 3 and 8 is 24.

Front

What is the result of 2/3 + 7/9?

Back

1 4/9.