OML Search

Adding and Subtracting Fractions (with the same denominator) Worksheets


Objective: I can add and subtract fractions with the same denominator and simplify the answers.

When adding or subtracting fractions with the same denominator

Step 1: Add or subtract the numerator

Step 2: Fill in the denominator

Step 3: Simplify the answers


Fractions can be simplified by

1. changing improper fractions to mixed numbers

2. changing proper fractions to its lowest terms


Read Adding Fractions if you need to learn about adding and subtracting fractions.





Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!
Add or subtract the fractions. Simplify answers.

7/10 + 2/10 = /

3/4 + 2/4 = / = /

4/5 + 3/5 = / = /

6/12 + 4/12 = / = /

5/8 + 6/8 = / = /

10/125/12 = /

5/92/9 = / = /

6/8 4/8 = / = /

10/126/12 = / = /

6/104/10 = / = /






Check out our most popular games!

Fraction Concoction Game:
Master fractions in the lab: mix, add, and subtract beakers to create the perfect concoction!

Fraction Concoction Game

Fact Family Game:
Complete fact families and master the link between addition & subtraction and multiplication & division.

Fact Family Game

Number Bond Garden:
Clear the board by matching number pairs that sum to ten in this garden-themed mental math puzzle.

Number Bond Garden

Online Addition Subtraction Game:
Practice your addition and subtraction skills to help the penguin find its mummy.

Online Addition Subtraction Game

We hope that the free math worksheets have been helpful. We encourage parents and teachers to select the topics according to the needs of the child. For more difficult questions, the child may be encouraged to work out the problem on a piece of paper before entering the solution. We hope that the kids will also love the fun stuff and puzzles.


OML Search


We welcome your feedback, comments and questions about this site or page. Please submit your feedback or enquiries via our Feedback page.