
Adding 9
Free printable Grade 1 math worksheet for "Adding 9" — practice addition up to 20. No-prep, print or assign online.
This worksheet provides practice for first-grade students to add the number 9 to various numbers up to 20. Teachers can use it to reinforce addition skills and improve fluency with sums involving 9. It supports developing number sense and mental math strategies in early learners.
Math
Number Sense & Operations
Grade 1
Worksheets
Ages 6–7
medium
Learning objectives
- Add the number 9 to other numbers within 20 accurately.
- Demonstrate understanding of addition facts involving 9.
- Solve addition problems that include adding 9 with confidence.
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.
Frequently asked questions
Is the “Adding 9” worksheet free?
Yes. “Adding 9” is a free printable Math worksheet. Sign in with Google or email to download the PDF instantly.
What grade or age is this Math worksheet for?
It's designed for Grade 1 (ages 6–7), covering Addition 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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