Tutor help · Add & Subtract Fractions
Skill: fractions-add-subtract
Stuck on Add & Subtract Fractions? That’s how learning works.
Adding fractions has three separate skills — renaming, computing, simplifying. Tell us which one breaks.
Before you ask
Three quick self-checks. Many Add & Subtract Fractions questions get answered right here — give one a try first.
1
Finding the LCD
The least common denominator is the whole key — see how to find it fast.
Review the LCD2
Adding the denominators
Why 1/2 + 1/3 is NOT 2/5 — see the bar proof.
See the mistake3
Step-by-step solutions
Watch the tool rename, add, simplify, and convert every problem.
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What happens next
- 1A tutor reviews your question and the work you’ve already tried.
- 2You get a reply by email that walks you through the first step — not just the answer — so you can finish the problem yourself.
- 3Response time is an estimate: usually within 1–2 days. It may take longer during busy periods.