Add and Subtract Fractions Word Problems

Front

What is a fraction?

Back

A fraction represents a part of a whole and is written as 'a/b', where 'a' is the numerator (part) and 'b' is the denominator (whole).

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 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

What operation do you use to find out how much is left after using a part of something?

Back

You use subtraction to find out how much is left after using a part.

Front

If you have 3/4 of a pizza and you eat 1/4, how much pizza do you have left?

Back

You have 3/4 - 1/4 = 2/4 or 1/2 of the pizza left.

Front

What does it mean to 'give half' of something?

Back

To give half means to divide the whole into two equal parts and give one part away.

Front

How do you subtract fractions?

Back

To subtract fractions, make sure they have the same denominator, then 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 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 that over the original denominator.

Front

What is the sum of 1/3 and 1/6?

Back

The sum is 1/3 + 1/6 = 2/6 + 1/6 = 3/6 or 1/2.