+ and - Fractions: Word Problems

Front

What is a fraction?

Back

A fraction represents a part of a whole and consists of a numerator (top number) and a denominator (bottom number).

Front

How do you add fractions with different denominators?

Back

To add fractions with different denominators, first find a common denominator, convert the fractions, and then add the numerators.

Front

What is the process to subtract fractions?

Back

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

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a proper fraction, such as 2 1/2.

Front

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

Back

Multiply the whole number by the denominator, add the numerator, and place the result over the original denominator.

Front

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

Back

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

Front

How do you find the combined height of two people given in mixed numbers?

Back

Convert both mixed numbers to improper fractions, find a common denominator, add them, and convert back if necessary.

Front

What is the importance of finding a common denominator?

Back

Finding a common denominator allows you to add or subtract fractions accurately.

Front

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

Back

Divide the numerator by the denominator; the quotient is the whole number, and the remainder is the new numerator.

Front

What is the difference between a proper fraction and an improper fraction?

Back

A proper fraction has a numerator smaller than the denominator, while an improper fraction has a numerator larger than or equal to the denominator.