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Adding and subtracting fractions with like denominators worksheets Grades 4–5

Add or subtract fractions that have the same denominator, then simplify.

The front of the free adding and subtracting fractions with like denominators worksheet

Free · Worked example · 60 problems · Answer key · US Letter

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How to do it

Add or subtract the numerators. Keep the denominator. Simplify the answer.

510−210=5−210=310\dfrac{5}{10} - \dfrac{2}{10} = \dfrac{5 - 2}{10} = \dfrac{3}{10}same denominator: − the numerators, keep the 10

Example problems

  1. 35−15=\dfrac{3}{5} - \dfrac{1}{5} =
  2. 69−49=\dfrac{6}{9} - \dfrac{4}{9} =
  3. 56−46=\dfrac{5}{6} - \dfrac{4}{6} =
  4. 67−37=\dfrac{6}{7} - \dfrac{3}{7} =

Fractions: the basics

  1. Naming fractions from pictures
  2. Equivalent fractions
  3. Simplifying fractions
  4. Improper fractions to mixed numbers
  5. Mixed numbers to improper fractions
  6. Comparing fractions
  7. Adding and subtracting fractions with like denominators
  8. Adding fractions with sums greater than 1