Turn your number worksheets into flashcards from 1 to 30 with AI
Skip the generic printable. Upload the worksheet, notes or photo your class is using and get flashcards you can study in the browser with spaced repetition.
Practice numbers 1 to 30 from your own material
A printable sheet of numbers from 1 to 30 is handy, but the most useful free number flashcards for 1 to 30 come from the exact worksheet or notes a child or class is using. DeckOwl reads PDFs, slides, notes and photos of pages, then turns them into flashcards you can review with spaced repetition.
- Digit to word: 23 on one side, twenty-three on the other
- Before and after: what comes right after 19 or right before 20
- Tens and ones: 27 as 2 tens and 7 ones
- Teen numbers 13 to 19, which are easy to mix up
Reads your material
Works with PDFs, DOCX, PPTX, plain text and photos of pages, which are read with text recognition.
Spaced repetition
Cards you miss come back sooner, so number facts stick instead of fading after one practice session.
Free to start
The free plan includes 3 generations a month and browser study. No credit card is needed to begin.
How it works
Upload your material
Add a worksheet, notes or a photo of the page with the numbers you want to practice.
Review the cards
Study the generated flashcards in your browser, checking numeral, word and count answers.
Repeat what you miss
Spaced repetition brings back the cards you miss until those numbers come easily.
Keep each card to one idea: a numeral on the front and its word or count on the back. Review the cards you miss more often, since spaced repetition brings them back sooner than the ones you already know.
Short daily sessions of five to ten minutes usually build early number recall better than one long drill each week.
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Frequently asked questions
How many flashcards should I make for numbers 1 to 30?
Start with 10 to 15 cards on the numbers that cause the most trouble, such as the teens, then add more as recall improves. A small deck you review every day works better than a large one you open once a week.
Should children learn to read number words like twenty-three?
Yes, once they recognize digits, reading and writing number words builds the link between the symbol and the spoken name. Practice both directions with the same cards.
Can I print my flashcards?
Printing and PDF export are Plus features at $39/year or $7.99/month, and the free plan is limited to studying in the browser. Plus also includes Anki and CSV export.
Is there a free plan?
Yes, the free plan includes 3 generations a month and browser study, and you do not need a credit card to start.
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