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 (the number of parts) and 'b' is the denominator (the total number of equal parts).

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

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.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

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.

Tags

CCSS.7.RP.A.3

Front

What operation do you use to find out how much more one fraction is than another?

Back

Subtract the smaller fraction from the larger fraction.

Tags

CCSS.7.NS.A.1C

Front

If Rachel has 1/8 bag of popcorn and Ethan has 2/3 bag, how do you find out how much they have altogether?

Back

Add the two fractions: 1/8 + 2/3. Find a common denominator to perform the addition.

Tags

CCSS.7.NS.A.1C

Front

What is the difference between 4/5 miles and 1/10 miles?

Back

Subtract the smaller fraction from the larger fraction: 4/5 - 1/10 = 7/10 miles.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What does 'altogether' mean in a word problem?

Back

'Altogether' means to combine or add amounts together.

Tags

CCSS.1.OA.A.1

Front

How do you subtract fractions?

Back

To subtract fractions, make sure they have the same denominator, then subtract the numerators.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

What is a common denominator?

Back

A common denominator is a shared multiple of the denominators of two or more fractions, used to add or subtract them.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What operation do you use to combine parts of a whole?

Back

Add the fractions together.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B