
Add three-digit numbers vertically
Free printable Grade 2 math worksheet for "Add three-digit numbers vertically" — practice addition: three digits. No-prep, print or assign online.
This worksheet provides practice in adding three-digit numbers arranged vertically, reinforcing place value concepts and regrouping skills. Teachers can use it to assess students' proficiency in multi-digit addition and to build confidence with more complex addition problems. Ideal for Grade 2 math instruction focusing on addition strategies and number sense.
Learning objectives
- Add three-digit numbers vertically with regrouping
- Demonstrate place value understanding while adding hundreds, tens, and ones
- Solve addition problems involving three-digit numbers accurately
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 2; 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-digit numbers vertically” worksheet free?
Yes. “Add three-digit numbers vertically” 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 2 (ages 7–8), covering Addition: three digits.
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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