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Turn your own math notes into a flashcard pack in minutes

Upload a PDF, slides, photos of worksheets or typed notes and get math flashcards with spaced repetition. Free to start, no credit card needed.

Create flashcards nowFree · No credit card required

Drop files here or browsePDF, DOCX, PPTX, text or photos of your notes · several files with Plus

Free · First set needs no signup · Creates flashcards in seconds

Why a custom math pack beats a generic printable

If you searched for ready-made math flashcard packs, a generic printable set covers topics in a generic order. Your own worksheets, lecture slides and textbook chapters follow a specific sequence, so the most useful pack is the one built from them.

Cards match the notation and examples your class actually uses.
Review sessions focus on the cards you have not yet mastered.
Photos of handwritten pages are read with text recognition.
Exports to Anki or CSV let you keep studying outside the browser.

Example algebra and geometry flashcards

What is the quadratic formula?x = (−b ± √(b² − 4ac)) / 2a, which solves ax² + bx + c = 0.

What is the Pythagorean theorem?In a right triangle, a² + b² = c², where c is the hypotenuse.

What is the derivative of sin(x)?cos(x), because the derivative of sine is cosine.

What is the area of a circle?A = πr², where r is the radius.

What does the slope-intercept form y = mx + b represent?m is the slope and b is the y-intercept, where the line crosses the y-axis.

Generate the full set

Built from your material

Upload PDFs, DOCX, PPTX, plain text or photos of pages, and the cards follow your teacher's sequence and terms.

Spaced repetition

Cards come back at growing intervals, so you spend more time on the formulas you keep missing.

Export when you need it

Plus adds PDF, DOCX, Anki and CSV export, so you can print a pack or move it into another app.

How it works

Upload your material

Add the worksheet, lecture slides or chapter notes you are studying.

Generate the flashcards

DeckOwl reads the text and creates question and answer cards for the key formulas and methods.

Study on a schedule

Review the cards in the browser and let spaced repetition bring back the ones you miss.

DeckOwl reads PDFs, DOCX, PPTX, plain text and photos of pages, then produces flashcards you can review with spaced repetition. The free plan includes 3 generations per month and browser study, while Plus adds unlimited generations and export.

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Frequently asked questions

How many math flashcards should I make for one exam unit?

Most units work well with 20 to 40 cards, with one formula, definition or method per card. Start with the topics you missed on the last quiz.

What makes a good math flashcard?

Put one skill on the front, such as a formula or a problem type, and show the step-by-step answer on the back. Cards that ask why a step works are more useful than bare numbers.

Can I export math flashcards to Anki?

Yes, export to Anki is included on the Plus plan, which costs $39/year or $7.99/month. The free plan lets you study flashcards in the browser without exports.

Is there a free option?

Yes. The free plan includes 3 generations per month and browser study, and no credit card is needed to start. Students get 40% off with a school email.

Generate free flashcards

Keep exploring the topic

Review the main ideas visually or practice recalling them.