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Related addition facts
Free printable Grade 1 math worksheet for "Related addition facts" — practice addition strategies up to 20. No-prep, print or assign online.
This worksheet helps students practice related addition facts within 20, reinforcing their addition strategies. Teachers can use it to support students in recognizing number relationships and improving mental math skills. It is ideal for Grade 1 classrooms focusing on addition fluency and number sense development.
Learning objectives
- Identify and write related addition facts using numbers up to 20
- Apply addition strategies to find missing addends in related facts
- Demonstrate understanding of the relationship between addition sentences
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.
- Hand it out as classwork, homework, or a quick warm-up.
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