KiwiBee printable
Add doubles
Free printable Grade 1 math worksheet for "Add doubles" — practice addition strategies up to 20. No-prep, print or assign online.
This worksheet provides practice with adding doubles numbers, focusing on sums up to 20. Teachers can use it to reinforce students' understanding of doubles facts and develop efficient addition strategies. It supports building mental math skills and confidence in early addition concepts.
Learning objectives
- Recognize and recall doubles facts up to 10 + 10
- Add doubles to solve addition problems within 20
- Apply doubles strategies to improve addition fluency
Answer Key
How to use this worksheet
- Click “Download Worksheet” and sign in with Google or email to get the PDF instantly.
- Print at home or in class for Grade 1; it's no-prep, with no extra materials needed.
- Use the included answer key to mark it in seconds.
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