Numihana3/8 + 5/8 =
Answer: ________________
LEARN, PRINT & PRACTISE
Add related-denominator fractions.
Rename fractions with related denominators before adding.
Numihana · England Year 5
Add related-denominator fractions
Practice sheet
Name: ______________
Date: ______________
Rename fractions with related denominators before adding.
2/4 + 1/2 =
Answer: ________________
1/2 + 7/8 =
Answer: ________________
2/4 + 2/8 =
Answer: ________________
3/8 + 1/2 =
Answer: ________________
1/4 + 2/8 =
Answer: ________________
Numihana · England Year 5
Add related-denominator fractions
Answer key
Name: ______________
Date: ______________
Rename fractions with related denominators before adding.
3/8 + 5/8 =
Answer: 1
2/4 + 1/2 =
Answer: 1
1/2 + 7/8 =
Answer: 11/8
2/4 + 2/8 =
Answer: 3/4
3/8 + 1/2 =
Answer: 7/8
1/4 + 2/8 =
Answer: 1/2
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The skill behind this activity
Rename fractions with related denominators before adding.
Department for Education: mathematics programmes of study ↗
Year 5 → Number → Fractions (including decimals and percentages) · Selected statutory skill. Pack 2.2.0 · source checked 2026-10-12.
For teachers and parents
Use equal-sized parts. When denominators differ, rename the fractions with a common denominator before adding numerators.
A common slip
Adding denominators changes the size of the parts and gives the wrong fraction.
Worked example
2/4 + 1/2 =
Answer: 1
Use equal-sized parts. When denominators differ, rename the fractions with a common denominator before adding numerators.