Classwork Practice Adding/Subtracting Fractions Uncommon Denom

Front

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

Back

Find a common denominator for both fractions.

Front

How do you find a common denominator for two fractions?

Back

List the multiples of both denominators and find the least common multiple (LCM).

Front

What is the formula for subtracting fractions?

Back

To subtract fractions, convert them to have a common denominator, then subtract the numerators and keep the common denominator.

Front

What is the result of \( \frac{1}{3} - \frac{1}{8} \)?

Back

The result is \( \frac{5}{24} \).

Front

How do you add fractions with the same denominator?

Back

Add the numerators and keep the same denominator.

Front

What is the result of \( \frac{1}{4} + \frac{1}{4} \)?

Back

The result is \( \frac{2}{4} \) or simplified to \( \frac{1}{2} \).

Front

What is the result of \( \frac{5}{4} - \frac{1}{2} \)?

Back

The result is \( \frac{3}{4} \).

Front

How do you convert \( \frac{5}{4} \) to an improper fraction?

Back

It is already an improper fraction, as the numerator is greater than the denominator.

Front

What is the sum of \( \frac{1}{4} \) and \( \frac{1}{4} \)?

Back

The sum is \( \frac{2}{4} \) or simplified to \( \frac{1}{2} \).

Front

What is the least common multiple (LCM) of 5 and 4?

Back

The LCM of 5 and 4 is 20.