Grade 5 · Math · Unit 8 of 14
Add & Subtract Fractions
Same denominator, add the parts
What your child practises
Adding and subtracting fractions that already share a denominator: the number of equal parts stays the same and only the number of parts changes. Sums can be larger than 1.
Alberta Curriculum learning outcome: 5N6.1 · adding and subtracting fractions with a common denominator
Sample questions
A taste of this unit. In the app, questions change every time and get easier or harder to match your child.
Question 1
Amir ate 6/10 of a loaf of banana bread and Mateo ate 1/10 of it. What fraction did they eat together?
answer box
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7/10
Hint: Add the numerators and keep the denominator.
Question 2
What is 1/4 + 1/4?
1/4 + 1/4
- 2/7
- 2/8
- 2/4
- 3/4
Show answer
2/4
Hint: The denominators match, so add only the numerators. The denominator stays the same.
Question 3
2/5 + 1/5 = ?
2/5 + 1/5
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3/5
Hint: Add the numerators and keep the denominator.
Question 4
What is 3/4 − 2/4?
3/4 − 2/4
- 5/4
- 2/4
- 1/4
- 1/8
Show answer
1/4
Hint: The denominators match, so subtract only the numerators. The denominator stays the same.
Question 5
What is 6/10 − 2/10?
6/10 − 2/10
- 4/10
- 4/20
- 6/10
- 3/10
Show answer
4/10
Hint: The denominators match, so subtract only the numerators. The denominator stays the same.
Question 6
What is 3/4 + 2/4? The answer is more than 1.
3/4 + 2/4
- 6/4
- 5/4
- 4/4
- 5/8
Show answer
5/4
Hint: Add the numerators. The answer can have a numerator bigger than the denominator.