Adding & Subtracting Fractions in Word Problems

Front

What is a fraction?

Back

Front

How do you add fractions with different denominators?

Back

To add fractions with different denominators, first find a common denominator, convert each fraction to an equivalent fraction with that denominator, and then add the numerators.

Front

What is a mixed number?

Back

Front

How do you subtract fractions?

Back

To subtract fractions, ensure they have the same denominator, then subtract the numerators and keep the denominator the same.

Front

What is the first step in solving a word problem involving fractions?

Back

Read the problem carefully to understand what is being asked and identify the fractions involved.

Front

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

Back

Front

What is the least common denominator (LCD)?

Back

The least common denominator is the smallest multiple that two or more denominators share, used to add or subtract fractions.

Front

How do you find the difference between two mixed numbers?

Back

Convert both mixed numbers to improper fractions, find a common denominator, subtract the fractions, and convert back to a mixed number if necessary.

Front

What does it mean to simplify a fraction?

Back

To simplify a fraction means to reduce it to its lowest terms by dividing the numerator and denominator by their greatest common factor.

Front

How do you solve a word problem that involves adding fractions?

Back

Identify the fractions involved, find a common denominator, add the fractions, and interpret the result in the context of the problem.