Adding and Subtracting Fractions Worksheets

Worksheets for practicing addition and subtraction of fractions.  Includes adding and subtracting fractions with the same denominator (easy) and addition with unlike denominators (harder).  There are also worksheets for adding mixed numbers.

Click on the the core icon Common Core below specified worksheets to see connections to the Common Core Standards Initiative.

Adding Fractions:
Same Denominator
Adding fractions with the same denominators, No simplifying (All answers already in lowest terms), All vertical problems. (example:  4/6 + 1/6 = 5/6)
3rd through 5th Grades
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Worksheet for adding fractions with denominators that are the same; Requires simplifying; Vertical problems. (example:  1/6 + 2/6 = 3/6)
3rd through 5th Grades
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Worksheet for adding fractions with the same denominators, Horizontal and vertical problems. (example:  2/6 + 3/6 = 5/6)
3rd through 5th Grades
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Another worksheet for adding fractions with like denominators, All horizontal problems. (example:  3/8 + 2/8 = 5/8)
3rd through 5th Grades
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Answers greater than 1, Requires converting from improper fractions to mixed number, All horizontal problems. (example:  5/8 + 4/8 = 1 1/8)
3rd through 5th Grades
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Adding Fractions:
Different Denominators
Worksheet for adding fractions with denominators that are different; Only one addend needs to be changed; Vertical problems; Requires simplifying. (example:  1/3 + 1/6 = 1/2)
4th through 6th Grades
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Another worksheet for adding fractions with denominators that are different. (example:  1/4 + 1/2 = 3/4) Vertical problems.
4th through 6th Grades
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Adding fractions with two unlike denominators, Requires simplifying, Vertical problems, Advanced level
4th through 6th Grades
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Adding Mixed Numbers:
Same Denominators
Add the mixed numbers with like denominators; Vertical problems; Requires simplifying
3rd through 5th Grades
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A dozen mixed number addition problems.  Denominators are the same.
3rd through 5th Grades
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Adding Mixed Numbers:
Different Denominators
Adding mixed numbers with different denominators. There are no improper fractions in the addends or the answers.
4th through 6th Grades
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These addition problems have mixed numbers with improper fractions in the sums. A few also have improper fractions as addends.
4th through 6th Grades
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Subtracting Fractions:
Same Denominator
Subtract pairs of fractions with the same denominator; No simplifying; Vertical problems. (example:  3/5 - 1/5 = 2/5)
3rd through 5th Grades
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Subtract fractions with the same denominator; Requires simplifying; Vertical problems. (example:  7/9 - 1/9 = 2/3)
3rd through 5th Grades
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Subtract the fractions with like denominators; Horizontal problems. (example:  2/3 - 1/3 = 1/3)
3rd through 5th Grades
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Subtracting Fractions:
Different Denominators
Worksheet for subtracting fractions with unlike denominators; Only one denominator needs to be changed; Vertical problems; Requires simplifying. (example:  2/3 - 1/6 = 1/2)
4th through 6th Grades
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Subtract fractions with unlike denominators. (example:  2/6 - 1/3)
4th through 6th Grades
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Subtracting Mixed Numbers:
Same Denominators
Subtract the mixed numbers with the same denominator; Vertical problems; Requires simplifying; Includes a word problem.
3rd through 5th Grades
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Subtracting Mixed Numbers:
Different Denominators
These subtraction problems have mixed numbers. Find the differences and simplify your answers.
4th through 6th Grades
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See also:
Fraction Worksheets

Worksheets for teaching basic fraction skills.  Includes manipulative fractions, games, fraction worksheets, etc.