Add three numbers - use doubles
Free printable Grade 1 math worksheet for "Add three numbers - use doubles" — practice addition strategies up to 20. No-prep, print or assign online.
This worksheet helps Grade 1 students practice adding three numbers by using doubles strategies. Teachers can use it to reinforce addition skills up to 20 and build students' confidence with doubles facts. The exercises promote mental math and efficient addition techniques in early learners.
Learning objectives
- Identify and use doubles facts to add three numbers within 20
- Apply addition strategies involving doubles to solve addition problems
- Demonstrate fluency in adding three numbers by recognizing and using doubles
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 “Add three numbers - use doubles” worksheet free?
Yes. “Add three numbers - use doubles” 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 strategies up to 20.
Does it come with an answer key?
Yes — a matching answer key is included so you can grade it in seconds.
Make it your own in the Worksheet Studio
Combine this with other worksheets, duplicate it, or generate a fresh version for any grade and language — free, no sign-up.
Open the Worksheet StudioMore for Grade 1
You might also like
Christmas Counting Dot-to-Dot
Christmas Counting Color by Number
Christmas Addition Color by Number
