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Turn your own math notes into flashcards with AI

Upload a PDF, slides, photos of pages or plain notes and get flashcards with spaced repetition. Start on the free plan with no credit card.

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Why a custom deck beats a generic list

Coming back to math after years away usually means reviewing your own old textbook or a course handout, not a generic list of problems. A math flashcards for adults deck built from that material targets the exact procedures and definitions you need, like fraction operations, solving linear equations, or reading a graph.

  • Works from PDFs, slides, notes, and photos of pages
  • Spaced repetition schedules review for you
  • Free plan includes 3 generations per month
  • Plus and Pro add exports for Anki, PDF, and CSV
Example adult math refresher flashcards
What is 15% of 80?12. Multiply 80 by 0.15, or take 80 times 15 and divide by 100.
Solve for x: 3x + 5 = 20x = 5. Subtract 5 from both sides to get 3x = 15, then divide by 3.
What is the slope of the line y = 2x - 7?2. In slope-intercept form y = mx + b, the coefficient of x is the slope.
Simplify 3/4 + 1/611/12. Rewrite both fractions over the common denominator 12 to get 9/12 + 2/12.
What is the median of a data set?The middle value when the data are ordered. For an even count, it is the average of the two middle values.
Generate the full set

Start from your own material

Upload a textbook chapter, course handout, or photo of a worksheet. The cards cover the topics you actually need to review.

Spaced repetition built in

Cards you miss come back sooner, and cards you know fade into longer intervals, so review time goes to what needs it.

Export when you need it

Study in the browser on the free plan. Plus adds PDF, DOCX, Anki, and CSV export for printing or other apps.

How it works

Upload your source

Add a PDF, DOCX, slides, plain text, or images of pages. Photos are read with text recognition.

Generate your cards

DeckOwl creates flashcards from the material. Review them and keep the ones that matter.

Review on a schedule

Study a few minutes a day and let spaced repetition set when each card comes back.

Many adult learners find that short, frequent sessions work better than one long cram. Flashcards let you practice a single idea in under a minute, check the answer, and move on, which keeps the habit manageable alongside work and family.

Because the deck comes from your own notes, you can add a new chapter whenever a course or certification changes what you need to know. Regenerate from the new file and keep the cards you already trust.

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Frequently asked questions

How many flashcards should I review in one math session?

Many adults find 15 to 30 cards a session manageable, especially when they split the deck by topic. Short daily sessions usually stick better than occasional long ones.

Which math topics do adults most often need to refresh?

Common refreshers include fractions, percentages, basic algebra, and reading graphs, since these come up in budgeting, work reports, and some certification exams. Start with the topic your upcoming task requires.

Is there a free plan for making math flashcards?

Yes. The free plan includes 3 generations per month and studying in the browser, but exports are not included. Students with a school email get 40% off paid plans.

Can I export my math flashcards to Anki?

Yes, Anki export is included on the Plus plan, which costs $39 per year or $7.99 per month. Plus also includes PDF, DOCX, and CSV export.

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Keep exploring the topic

Review the main ideas visually or practice recalling them.