Addition and subtraction facts - up to 20
Free printable Grade 1 math worksheet for "Addition and subtraction facts - up to 20" — practice addition and subtraction up to 20. No-prep, print or assign online.
This worksheet provides a series of addition and subtraction problems focused on numbers up to 20, designed for Grade 1 students. Teachers can use it to reinforce basic arithmetic skills and assess students' understanding of addition and subtraction facts within 20. The exercises help build computational fluency and support early math proficiency.
Learning objectives
- Recall addition facts with sums up to 20 to improve fluency.
- Solve subtraction problems with differences up to 20 to build accuracy.
- Apply addition and subtraction facts to complete mixed exercises confidently.
Answer Key
How to use this worksheet
- Click “Download Worksheet” to get the PDF — free with a KiwiBee account (up to 50 downloads a month).
- 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.
Frequently asked questions
Is the “Addition and subtraction facts - up to 20” worksheet free?
Yes. “Addition and subtraction facts - up to 20” is a free printable Math worksheet. Sign in with a free KiwiBee account to download the PDF — it includes up to 50 downloads a month.
What grade or age is this Math worksheet for?
It's designed for Grade 1 (ages 6–7), covering Addition and subtraction up to 20.
Does it come with an answer key?
Yes — a matching answer key is included so you can grade it in seconds.
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