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Turn your own addition worksheets into flashcards to print

Upload a worksheet, a photo of a practice page, or your class notes. DeckOwl builds addition flashcards from that material, and you can export them as a PDF on Plus.

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 build your own addition set

A generic sheet of addition facts is a fine start, but it rarely matches the problems a child is actually stuck on. printable addition flashcards made from your own worksheet or class notes keep practice aligned with what was taught that week.

Cards reflect the exact addition problems on your worksheet or notes
Upload a photo of a page and it is read with text recognition
Spaced repetition brings back the facts that need more practice
PDF export on Plus makes printing a set simple

Example addition flashcards for early elementary math

What is 8 + 7?15. Make ten first: 8 + 2 = 10, then 10 + 5 = 15.

What is the doubles fact for 6 + 6?12. Doubles facts are easy anchors for near-doubles like 6 + 7 = 13.

What does the commutative property say about 3 + 9?It equals 9 + 3, which is 12. Addition can be done in either order.

Count on: start at 5 and add 4. What do you get?9. Start with the larger number 5 and count up four: 6, 7, 8, 9.

What is 14 + 0, using the identity property?14. Adding zero leaves the number unchanged.

Generate the full set

Built from your pages

Upload a PDF, slides, a DOCX file, or a photo of a worksheet. The flashcards match the exact problems and vocabulary your child is practicing.

Spaced repetition

Cards that are missed come back sooner, and cards that are known come back less often, so practice time goes to the facts that need it.

Print-ready PDF export

Plus includes PDF export, so you can print a set for the table, the car, or a classroom station. Anki and CSV export are also included.

How it works

Upload your material

Add a PDF, DOCX, slides, typed notes, or a photo of the page. No credit card is needed to start.

Generate the flashcards

DeckOwl creates flashcards from the addition problems and concepts in your file. Review them and remove any you do not want.

Study or print

Practice in the browser on the free plan, or export a PDF on Plus to print the set.

Start with a small batch of 10 to 15 cards so each one gets attention, then add new facts as the old ones feel automatic. Mix in strategy cards such as making ten and doubles so the child learns why answers work, not just what they are.

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Printable Addition Flashcards 1 to 20

Custom addition cards for 1 to 20 from your own worksheet or notes.

Printable Addition Flashcards 1-20

Turn your own addition sheet into flashcards from 1 to 20, with answers included.

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Make custom addition flashcards from your worksheets, then study or export as a PDF.

Free Addition Flashcards 0 to 10

Addition flashcards for 0 to 10 from your worksheet or notes. Study or print them.

Frequently asked questions

How many addition flashcards should a child practice at once?

Start with 10 to 15 cards so each one gets real attention. Add new facts once the older ones feel easy, and shuffle the deck so the child cannot rely on card order.

Should kids memorize addition facts or learn strategies first?

Strategies such as counting on, making ten, and doubles help children understand why answers work, and flashcards then build speed. Using both works better than choosing one.

Can I print the flashcards DeckOwl makes?

PDF export is included with Plus at $39/year or $7.99/month. The free plan includes 3 generations per month and lets you study in the browser, but it does not include exports.

Do I need a credit card to try it?

No. You can start on the free plan without a credit card, and students get 40% off with a school email.

Generate free flashcards

Keep exploring the topic

Review the main ideas visually or practice recalling them.