Free · Printable · TEKS 5.3H
Free Grade 5 Adding & Subtracting Fractions (Unlike Denominators) Worksheets
1,526+ Texas TEKS-aligned practice questions on adding & subtracting fractions (unlike denominators). Print at home or practice online with a built-in AI tutor. No sign-up. No paywall.
Looking for adding & subtracting fractions (unlike denominators) worksheets for Grade 5? This page has 1,526+ TEKS-aligned practice questions on this exact topic, mapped to Texas TEKS 5.3H. Every question goes through an AI quality gate before publishing — no typos, no wrong answer keys, no factually-broken explanations.
Add and subtract fractions and mixed numbers with unlike denominators.
Below: a sample of 8 questions with answers and explanations so you can see what's on the worksheet before you print. Each question has the correct choice marked and a one-line "why" so kids who get it wrong understand the fix.
What is 1/3 + 1/4?
- 2/7
- 1/12
- 7/12 ✓
- 5/7
Why: Common denominator 12: 1/3 = 4/12 and 1/4 = 3/12. 4/12 + 3/12 = 7/12.
Add the fractions and simplify: 2/8 + 1/5.
- 20/9
- 8/20
- 9/20 ✓
- 10/20
Why: Common denominator is 40. Convert: 2/8 = 10/40, 1/5 = 8/40. Sum = 18/40 = 9/20.
1/2 + 3/8 = ? (simplest form)
- 8/8
- 8/7
- 7/8 ✓
- 6/8
Why: Common denominator is 8. Convert: 1/2 = 4/8, 3/8 = 3/8. Sum = 7/8 = 7/8.
Find the sum in simplest form: 3/6 + 1/5.
- 8/10
- 6/10
- 10/7
- 7/10 ✓
Why: Common denominator is 30. Convert: 3/6 = 15/30, 1/5 = 6/30. Sum = 21/30 = 7/10.
Add the fractions and simplify: 3/5 + 1/2.
- 12/10
- 10/10
- 11/10 ✓
- 10/11
Why: Common denominator is 10. Convert: 3/5 = 6/10, 1/2 = 5/10. Sum = 11/10 = 11/10.
Find the difference in simplest form: 2/5 − 1/3.
- 1/15 ✓
- 2/15
- 15/1
- 1/16
Why: Common denominator 15: 2/5 = 6/15, 1/3 = 5/15. Difference = 1/15 = 1/15.
What is 1/3 − 1/6 in simplest form?
- 6/1
- 1/7
- 2/6
- 1/6 ✓
Why: Common denominator 6: 1/3 = 2/6, 1/6 = 1/6. Difference = 1/6 = 1/6.
1/8 − 1/10 = ? (simplest form)
- 1/40 ✓
- 1/41
- 2/40
- 40/1
Why: Common denominator 40: 1/8 = 5/40, 1/10 = 4/40. Difference = 1/40 = 1/40.
Common questions
Are these worksheets really free?
Yes. Free to print, free to practice online. No email, no sign-up, no paywall. We make money from optional paid features (toy redemption with real cents), not from the worksheets.
What is TEKS 5.3H?
TEKS 5.3H is the Grade 5 Adding & Subtracting Fractions (Unlike Denominators) standard from the Texas Essential Knowledge and Skills. Add and subtract fractions and mixed numbers with unlike denominators.
How many total questions are available?
1,526+ questions in our Grade 5 Adding & Subtracting Fractions (Unlike Denominators) bank. Print as many 20-question worksheets as you like — each one pulls a fresh set so your kid doesn't see the same questions twice.
Where do these questions come from?
Generated by our AI pipeline, then quality-gated by two independent models (gpt-4o for content review, Claude Sonnet 4.5 for math verification) before publishing. Every question is tagged to TEKS 5.3H and modeled on real STAAR item shapes.