
Adding 3
Free printable Grade 1 math worksheet for "Adding 3" — practice addition up to 20. No-prep, print or assign online.
This worksheet provides practice for Grade 1 students to add the number 3 to various numbers up to 20. Teachers can use it to reinforce addition skills and build confidence in solving addition problems with a fixed addend. Ideal for classroom practice or homework, it supports foundational math fluency in early learners.
Learning objectives
- Add the number 3 to single-digit and double-digit numbers up to 20
- Demonstrate understanding of addition by solving problems involving adding 3
- Develop fluency in basic addition facts with the addend 3
Answer Key

How to use this worksheet
- Click “Download Worksheet” to get the PDF — free with a KiwiBee account (up to 25 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 “Adding 3” worksheet free?
Yes. “Adding 3” is a free printable Math worksheet. Sign in with a free KiwiBee account to download the PDF — it includes up to 25 downloads a month.
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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